-Fuel pressure regulator seized; replace. Similar symptoms can also be produced by other issues. First, all 8 injectors will "Buzz" at the same. Fan belt slipping. Not all of them are easy to correct, but it helps to know exactly what you're dealing with. Random misfires can be a sign of faulty or clogged fuel injectors that need to be replaced. They are a routine maintenance item on all diesels. Faulty or damaged injectors; Incorrect injection timing (could be a worn timing gear or damaged crankshaft keyway). Took No 1 and 2 injectors out to find that No 2 was wet again - so I guess that it was not a faulty injector! Swopped the injectors (1 for 2) and all was quiet for a few more minutes until it got hot again - then the tapping came back again inspection revealed that No 2 was wet. The fuel injectors get their power from the fuel pump relay. Injectors – It’s hard to have a conversation with any LB7 owner without the topic of injector issues coming up. Precise injection resolves all the problems if we speak about an optimal use of engine power. A faulty injector will cause the engine to smoke or run rough. From vehicle diagnostic checks to repair work on diesel fuel injectors, we offer free, no-obligation quotations on rates that can’t be beaten. What Are the Symptoms of a Faulty Mass Air Flow Sensor? Signs of a bad MAF sensor may mimic problems such as low vacuum, low compression, or low fuel pressure due to a bad fuel pump. Melted piston crown on top of a diesel piston. 100 PSI fuel gauge with quick release valve 4. Once you know what the problem is, you can make the repair or take your vehicle to a certified professional automotive technician to take care of it for you. A leaking injector pump is a common problem with vehicles over 150,000 miles. mercedes c200 cdi 2005. All rubber fuel and air seals should be replaced if the injectors are removed from the engine. Anything over is bad. The lift pump will NOT cause stalling, but when it goes bad, the injection pump runs hotter which shortens PMD life. The ECM energizes each fuel injector by grounding the low control circuit of the fuel injector. Back leakage occurs due to wear in the injector itself and in the internal seals -fuel escapes back to the fuel tank starving the engine of fuel. Had big problem with 2 cylinder - misfire error, 2 injector bad values in group 023 (+20/-30/+12/+18) - 2 cyl. IDM-120 Remanufactured, plug and play replacement for the IDM-100, IDM-110, Injector Driver Module, Fits 1996 - 2003 Ford 7. The fuel guage bounces around then drops off to nothing along with the other guages. For the ultimate peace of mind, we offer our Tilbury, Essex and Kent area clients a 12-month guarantee on labour and parts. WHITE SMOKE occurs when raw diesel comes through the exhaust completely intact and unburned. 3 Keyless Go System 1. Diesel injectors can suffer from the same kinds of ailments as gasoline injectors, including varnish deposits, clogging, wear and leakage. The LB7 uses a 23,000psi rail along with a Bosch CP3 injection pump, also known as a high pressure fuel pump. That leads me to think I have a FICM problem telling an injector to stay open. An injector that doesn’t open can cause hard starts, lack of power and a rough running condition. If it starts easier and the exhaust is cleaner, you have found the faulty injector. Only 1 left!. diesel fuel. If it is an older diesel engine with a mechanical fuel injection pump , you will need to check for the type of crankshafts, pipes, cylinders, gears etc of your model. The lifespan of a diesel fuel injector. VP44 injection pump problems are going to happen but we are here to help. Diesel fuel injectors generally have a shorter lifespan than their predecessors, meaning they need to be replaced more frequently for optimal performance. On another site, I was reading a post that described all the symptoms I had today, copious smoke, lack of power and LOUD engine knocking. Injector wear can be directly related to varnish or Stiction. Manual Injector Nozzle Tester Diesel Fuel Injector Checker Nozzle Testing Tool Pressure Tester 60Mpa This tester is used to adjust the injector opening pressure, a seat nozzle oppression and perform leak tests, spraying atomization repetition modeling tests and characteristic testing of gossip. 406: Peugeot 406 air con problem ***FIXED*** 2003 Pug 307. In over 40 years of diesel combustion research, Baileys has seen, repaired and prevented just about every cause of injector failure, and in this post we have compiled some of the most common symptoms, causes and ways to prevent the premature replacement of your common rail injectors. Here are some ways to tell if yours is damaged or faulty. Check Fuel Injector(s) Check. So a faulty fuel pump not performing as they should, means you are not going to have a smooth a ride as you should. Automotive engine performance is negatively affected when an automotive fuel injector goes bad. A good injector should also buzz while the engine is running. Either of these conditions can lower the engine's efficiency and cause the "Check Engine" light to glow. I have some black smoke from the exhaust when accelerating hard. 6L GM Duramax LML DDP-DMAX-7002 5. Acceleration Problems As the engine speeds up, there needs to be adjustments to spark timing and fuel injection. But controlling the buildup of water in diesel fuel is crucial for all diesel users large and small, both for minimizing water-related oxidative degradation of the stored fuel over time, the minimizing of possible injector blowouts (if water in the fuel tank gets sucked up into the injectors) and for the prevention of microbial growth in stored. GM corrected the problem with an updated injector design and even extended the warranty on the new injector design to 7 years/200,000 miles. Unless you have a four channel oscilloscope. Your Warranty starts the day we receive your Core. If the engine runs rough between new copper washer and install the injector per1200 and 2300 RPM proceed to Check Valve. Check to be sure your lift pump is running. How to fix leaking diesel injector. Turbine engine nozzles can screw up like that and cause big damage, but good to know about the 1HZ in particular. Injector balance test and leakdown test are typically included in a enhanced or factory scan tool. A faulty crank sensor will stop the ecu and edu from working so no fuel flows to injectors. If the filter restricts too much fuel, the fuel pump cannot provide enough volume to the injectors. Many injection pumps began to behave erratically and would cause many symptoms including stalling and quitting. If the fuel is injected where the air is drawn from the exhaust side and compressed, the engine will rotate. The flaps live in the inlet manifold of BMW diesel M47TU & M57TU engines (either 4 or 6 flaps depending on the amount of cylinders). Faulty Fuel Pump Driver Control Module Possible Symptoms. Symptoms for failing injectors include rough running including misfires, poor idle, reduced performance, high fuel consumption but if the vehicle is new to you it may not be immediately obvious that something is wrong. If it does happen that your fuel injectors become faulty, there are two primary ways to fix it: You can either use a fuel injector cleaner or replace it completely. Here are a few of the symptoms to look out for when facing a suspect faulty fuel injector: Unusual odor. All rubber fuel and air seals should be replaced if the injectors are removed from the engine. Since it can take well over an hour to access and evaluate fuel injectors, injector maintenance is done by time and mileage intervals rather than from direct inspection. To a less extent it could be something to do with the egr, A terraclean might help with that if it's clogged, I think it's electronic so potentially faulty or dodgy wiring. All of the above symptoms suggested that the fuel injectors need replacing. Faulty injectors burn more fuel and will directly impact your vehicle's performance and efficiency. I assumed it was drawing air into the deisel so changed the housing and push on fuel pipe. Fuel Injectors: It seems older cars have fuel injector issues much of the time due to the technology not being so great on single pintle injectors and years of carbon build-up. Ford F-250 6. I could tap on the side of the injector and it would clear right up. As mentioned above, a problem in this component can lead to an issue in the air-fuel mix. A short to ground on the + side will blow fuse 31 and the engine wont run. Here are some of our most common fuel injection issues. P0201 INJECTOR #1 CONTROL CIRCUIT NOTE: All symptoms listed above are diagnosed using the same tests. I have been told if the turbo goes thats goodnight Irene for thr engine. Faulty/tired injectors; Worn engine; Driving style and driving cycle of the vehicle; Poor quality fuel; Faulty EGR; Faulty temperature sensors; To discuss any of the above symptoms please speak with one of our Garage Technicians. Usually if you unplug # 1, 2, 3, or 4 injector drivers in time you can save the ECM/injectors. This results in back leakage, blow-by, and fuel injection timing issues. Ford F-250 6. No fuel to injectors. This excess fuel caused the car to run rich with the resulting excess soot clogging up the filter. Our accurate and swift order processing will soon have your Dodge fuel injectors on the way. 4 Power management 1. Faulty or damaged injectors; Incorrect injection timing (could be a worn timing gear or damaged crankshaft keyway). 5L Turbo Diesel - Tech Support - Troubleshooting - Performance 1992-00 6. 67 at 98 mph granny shifting, dynoed at 450/920 on VERY stingy dyno in 4th gear. The inputs to a knowledge-based fault diagnosis system are all available symptoms as facts and the fault-relevant knowledge about the process, mostly in heuristic form. 1 Oil Pumps and Lubrication 2. a choked fuel filter, d. No fuel should flow or drip from the injectors. Disconnecting one injector wire reduces the injector current enough to allow the engine to start. The amount of fuel injected is determined by injection control pressure. Easy to hook up an. See my related Tech Tip Duramax LBZ and LMM P0087 low fuel pressure code. These are also known as MPROP's. Thermostat stuck. Fuel injectors make a sharp clicking sound when they are functioning properly; so the absence of this sound can indicate a problem with an injector. The injection pressure and the delivery rate of the injection nozzles are set incorrectly. Other immediately apparent effects of a defective sensor is a drastic change in engine performance, overall power, and response. There are many symptoms that can be associated with a faulty ECU. P1520 (BMW 104, 0x68): B (exhaust) Camshaft Position Actuator (faulty reference value). This means, as long as the key is on, the injectors have power. Back leakage occurs due to wear in the injector itself and in the internal seals -fuel escapes back to the fuel tank starving the engine of fuel. This is a huge problem in Ford 6. Crank sensor doesn't always set a fault code so can be difficult to diagnose. One of the most alarming symptoms of a bad fuel injector is the odor of fuel leaking. The TDi family - weaknesses and known issues. Fill the new filter as full as you can (Note: see Diesel Fuel Injector Cleaner tip below) to reduce the amount of air the injection pump must pass through when you start up. It is a compressor that is installed on the exhaust side of the vehicle. Symptoms of a bad Injection Pressure Regulator Valve consist of poor idle, stalling out, loss of power, and difficult engine starting when the engine is hot. P1520 (BMW 104, 0x68): B (exhaust) Camshaft Position Actuator (faulty reference value). Fuel Injector by Bosch®. Diesel injectors can suffer from the same kinds of ailments as gasoline injectors, including varnish deposits, clogging, wear and leakage. This is due to worn parts which allow excessive fuel to go through the diesel injector and to return back to the tank or fuel system. Standard® offers over 40 steering angle sensors that show the rate of turn, wheel angle, and other data for a high-quality direct-fit replacement. LPG/CNG Diesel; Conversions Gallery; Conversion Information. Since my problem happened at 120K, I went ahead and replaced all four. The injector buzz tests completes without issue, and all 8 injectors sound good. This may be a sign of a faulty fuel pressure regulator, you can find this part located at the left hand side of the engine compartment next to the plastic fuel injector rail. You remove the small leak off pipes going to each injector and replace with tubing and bottles to measure the amount of fuel leaking off. An abrupt loss of engine power is a somewhat obvious sign of a fuel injector failure. This is why it is important to know how to spot a faulty injection system. Free postage. Symptoms of a failing door lock actuator Door lock actuators are made in two styles: solenoid and DC motor. A malfunctioning throttle position sensor will relay bad data to your car's computer and usually result in poor fuel economy. To a less extent it could be something to do with the egr, A terraclean might help with that if it's clogged, I think it's electronic so potentially faulty or dodgy wiring. be sure to monitor power and signal the coils and injectors to see if it going away. While trying to puzzle out the starting issue I see this baffling fuel line. This can include the likes of faulty spark plugs, spark plug wires, fuel filters, fuel pump regulator or engine sensors. Symptoms of faulty/worn injector on 2. A replacement relay costs about 10-odd Euros or about 10-odd pounds in the UK. Make sure to deal with it as soon as you find out about it. Each kit should come with a canister of fuel injector cleaner and a hose that attaches to the fuel injector and fuel rail. I later replaced the injectors when the stalling problem, noise and smoke came back. When functioning properly, you can have great fuel economy, high engine power, and a smooth ride. Fuel injectors play a big role in the overall performance of your engine. The Lb7 Duramax injectors are the best diesel fuel injectors out there to meet the needs of the diesel fuel injection system that runs most cars and trucks. Here are a few of the symptoms to look out for when facing a suspect faulty fuel injector: Unusual odor. Symptoms of a Faulty Throttle Position Sensor. 9[non turbo] 03 van. Faulty Injector Firing. They can become clogged with deposits that form as the extra fuel dries in. The fuel injector from Bosch is a cost-effective solution when you need a compatible replacement part. The problem onset all of the sudden. However, the pump is designed to make reverse rotation for the engine impossible. Symptoms are: 1) Rattling noise from front of engine, especially at idle This is especially true of overhead camshaft motors with timing chains. Duramax Diesel LB7, LBZ, LLY Fuel Injector - Signs of Failure, GM Common Rail Fuel Injectors Call us at 844-215-3406! Cummins ISC & ISB Common Rail Injector - Signs of Failure, Problems and Replacement. I'm sure I'll be spending more time on here now. Fuel injectors are used in all modern engines, and are a vital component in the fuel management system. Loss of Power. Check out 135 Caterpillar C15 Turbo Parts for sale. Turbocharged cars do make good noises such as spooling or a blow off valve noise but there are also bad noises. The injector pump itself has a good reputation, and if you are experiencing leaking from around the injector pump it is most likely caused by broken O-rings. One that’s stuck partially open can cause a loss of fuel pressure; and will allow raw gas to leak into the cylinder. A faulty fuel pressure regulator does not only cause a problem when you are accelerating but also when you are decelerating. This video is for the following repair: How to tell a fuel injector is bad, Signs of a bad fuel injector, Bad injector symptoms, How to check a fuel injector. Using a scan tool that’s capable of performing a power balance test, you can identify the cylinder with the faulty injector. Test electronic and standard Continuous Injection Systems, GM throttle body, Ford CFI, Asian and European AFC and more 3. It is an indication that the PCM is not in complete control of the fuel injection, it's scrambling to make up for an issue that is nearly out of its control. Cause and Effect In the interest of clarity, Otto and Diesel engines will be dealt with separately. Only 1 left!. 5 to 3 mS is normal. In over 40 years of diesel combustion research, Baileys has seen, repaired and prevented just about every cause of injector failure, and in this post we have compiled some of the most common symptoms, causes and ways to prevent the premature replacement of your common rail injectors. These include injectors that are dirty, clogged, or have a leak. Common rail pressure fault (may set P087 or P088 fault code) Failure of an electronic control system sensor / wiring. 0L Powerstroke engines, but could easily happen to any diesel. Fuel injectors can fail due to clogging, poor flow rate, faulty spray pattern, leaking or electrical issues. HPCR fuel injectors ordinarily have 5-8 holes that are machined into the injector tip which allow for fuel to be injected into the combustion chamber and achieve atomization. Both situations will cause a build-up of diesel in the sump. Only the external components and the internal filter basket can be replaced. Faulty fuel filter system on Dodge diesel trucks. For the ultimate peace of mind, we offer our Tilbury, Essex and Kent area clients a 12-month guarantee on labour and parts. KY - White Leghorn Pullets). If the injectors are leaking from the tips, you can try to disassemble and clean them. I replaced the pressure sensor (at the opposite end of the fuel rail to the over pressure relief valve) with an eBay procured second hard part for £37. We offer a complete service including diagnosing your diesel fuel injection problem, extracting and replace faulty injector(s) and reprogramming of new diesel injector(s) on-site at our premises. 4PCS Diesel Fuel Injectors For Toyota Hilux & Prado 1KD-FTV 3. The systems associated with fuel injectors should function properly. 0 diesel head gasket replacement maybe in your future, Diesel Addict is here to make the experience a little less painful. 0L 23670-39316 (Fits: Toyota Land Cruiser Prado) AU $2,697. Engine overloaded. Injector wear can be directly related to varnish or Stiction. The lifespan of a diesel fuel injector. After a couple of minutes, the diesel knock subsided but the smoky exhaust continued. p0113 = Intake Air Temperature Sensor Circuit High Faulty Intake Air Temperature (IAT) sensor Dirty air filter Intake Air Temperature (IAT) sensor harness is open or shorted. With the use of a laptop computer along with the G2 tester, injector spool times are identified quickly. 'HEUI' stands for hydraulic electronic unit injection. What causes clogging in fuel injectors or/ and their accompanying filter baskets is the presence of carbon, old fuel, and residue. A leakoff test can be done without removing the injectors. If you are experiencing difficulties with your diesel car or truck, it might have something to do with a bad diesel fuel pump. pressure gauge set of 100psi fuel injection fuel pressure. IDM-120 Remanufactured, plug and play replacement for the IDM-100, IDM-110, Injector Driver Module, Fits 1996 - 2003 Ford 7. Engine stalls on idle or while driving. Is this the case. Fuel Injectors: It seems older cars have fuel injector issues much of the time due to the technology not being so great on single pintle injectors and years of carbon build-up. One of the most common symptoms of faulty fuel injectors is an extremely violent or rough engine idle. Shop Crankshaft Position Sensors. Symptoms of faulty/worn injector on 2. It's up to the fuel pressure regulator to maintain a high-pressure level, but keep the pressure constant in order for all of the components of the fuel injection system to work. Problem #1 - Dirty Fuel. The Diesel Page has expanded coverage of GM's diesel engines since the introduction of the Duramax 6600, which is a result of a joint venture between Isuzu and the General Motors Corporation (forming DMAX Ltd. I'm sure I'll be spending more time on here now. -Fuel pressure regulator seized; replace. What would be some symptoms of a bad or clogged IPR? I'm having some issues with my truck and can't seem to track down the origin. Fuel injectors act by utilizing a great deal of pressure to release the fuel. More traditional methods of fault-finding (ie. The symptoms were severe diesel knock when the engine was started from cold and greyish/white smoke from the exhaust. How to know if your injectors need cleaning. Recognizing the symptoms of a faulty fuel delivery system - ahead of time - prevents a broken-down ride and wasted gas money. Deterioration faults, such as rack deformation, solenoid valve failure, and rack-travel sensor malfunction, are possibly in the fuel injection module of electronic diesel control (EDC) systems. Purchase a fuel injector cleaner kit with a PEA cleaning fluid. If it starts easier and the exhaust is cleaner, you have found the faulty injector. The symptoms are constant smoke at idle and gaining fuel in the oil. Symptoms of a bad Injection Pressure Regulator Valve consist of poor idle, stalling out, loss of power, and difficult engine starting when the engine is hot. Using a scan tool that’s capable of performing a power balance test, you can identify the cylinder with the faulty injector. Today, we’re going to focus on the use of fuel injector cleaners, why cleaning is necessary and what the best fuel injector cleaners are out there. We offer both stock and Marine Injectors for added performance and mileage. Standard® offers over 40 steering angle sensors that show the rate of turn, wheel angle, and other data for a high-quality direct-fit replacement. If the fuel is injected where the air is drawn from the exhaust side and compressed, the engine will rotate. Diluted lubricating oil. The Duramax uses a common-rail system, where high fuel pressure is always available to an electronically controlled fuel injector and it is the injector itself that controls the. If you are experiencing difficulties with your diesel car or truck, it might have something to do with a bad diesel fuel pump. Nozzle malfunction due to wear, contamination and pin-sticking in the injector nozzle. 2 litre turbo diesel. Check out 135 Caterpillar C15 Turbo Parts for sale. Start the engine. Responsible for delivering fuel from the tank to the motor, the injectors play a critical role in both the performance and longevity of your engine. While many drivers choose fuel additives to improve performance, the stiction that is causing an injector failure requires a Stiction Eliminator oil additive. The best LLY injectors should allow the engine to run smoothly, allowing for optimal vehicle performance. 2…Continue Reading →. Fuel injectors make a sharp clicking sound when they are functioning properly; so the absence of this sound can indicate a problem with an injector. A properly functioning MAF sensor is vital for an engine to run efficiently. When the fuel injection action occurs, diesel fuel is sprayed into the combustion chamber. Now start the vehicle and once again get an average. Loss of power 2. Took No 1 and 2 injectors out to find that No 2 was wet again - so I guess that it was not a faulty injector! Swopped the injectors (1 for 2) and all was quiet for a few more minutes until it got hot again - then the tapping came back again inspection revealed that No 2 was wet. I was also told it was the fuel pump. Automotive engine performance is negatively affected when an automotive fuel injector goes bad. Symptoms of faulty/worn injector on 2. The injector is controlled by the electronic diesel control. The LB7 uses a 23,000psi rail along with a Bosch CP3 injection pump, also known as a high pressure fuel pump. There was some new doctor TV series show on the other day that caught my attention when a guy was doing an analogy trying to explain to the new kid at the hospital why the PIA doctor was in charge of the hospital. 01, which I think is the highest it will read, so yours could be even worse than that! It's possible you have two bad injectors, but on a PD, it's much more likely you have a bad cam. A bad MAF sensor is fairly easy to detect from the very beginning. Precise injection resolves all the problems if we speak about an optimal use of engine power. No Start; Possible Causes. If the injectors haven’t been checked for a bit, it may be easier to have a mechanic remove these and Pop check them for you. Some causes of this include. Important: Injector Flow Rate must be programmed into the ECM as part of injector replacement. This results in back leakage, blow-by, and fuel injection timing issues. A clean diesel fuel pump injector is a happy diesel fuel pump injector. • The engine stalls soon after. Since it can take well over an hour to access and evaluate fuel injectors, injector maintenance is done by time and mileage intervals rather than from direct inspection. I later replaced the injectors when the stalling problem, noise and smoke came back. 1998 quadcab 5 spd 12v 2wd dually, SB 3250 dd sintered iron clutch, no plate, CPP 7 x 10 injectors, htb2 64-13 turbo, 4" exhaust, detroit locker, wastegate set at 50psi, internally stock and original motor, has run 14. Thoroughbred Diesel also offers stock fuel injectors as well. Maybe a better technique, keeping the connections closer together and AC coupling would help reveal more in the future. Here's a pic of the FPR on the 2. If my rail pressure remains the same and there was no diesel in the cylinders. Diesel Bob (UK) Ltd has the equipment, skills & (above all) experience to deal with pretty much every form of diesel injection pump ever made since the early 1940's, we can rebuild the real 'tricky' injection pumps such as the Bosch VP44, Standyne & Delphi DPC, unlike our competitors who just stick with the easy kindergarten common rail components. Both of these symptoms can be caused by a faulty fuel injector, most likely a clog or blockage in the nozzle. When the fuel injection action occurs, diesel fuel is sprayed into the combustion chamber. All of the normal symptoms. Using a scan tool that’s capable of performing a power balance test, you can identify the cylinder with the faulty injector. Symptoms of a Faulty Throttle Position Sensor. One of the most common symptoms of a potential problem with a fuel injector is engine performance issues. If the coil on top of the injector head is faulty that will cause a misfire or no injection at all. Next is what the manual calls the power balance test. 0-litre diesel engines equipped to the Transit were affected by faulty fuel injectors. White smoke coming from your marine diesel engine is another clear sign that something is not functioning properly. Some causes of this include. The symptoms were severe diesel knock when the engine was started from cold and greyish/white smoke from the exhaust. 100 PSI fuel gauge with quick release valve 4. p0113 = Intake Air Temperature Sensor Circuit High Faulty Intake Air Temperature (IAT) sensor Dirty air filter Intake Air Temperature (IAT) sensor harness is open or shorted. If you are buying a used truck, be warned that not all engines have been retrofitted with the new injector design. After a couple of minutes, the diesel knock subsided but the smoky exhaust continued. the 2004 is the year that they switched motors. A turbocharger is one of the most important accessories for your vehicle. 0 Diesel The noise seemed to be a sort of loud ticking at the the upper-end of the rev-cycle just before I changed gear, and it only seemed to happen intermittently. Fuel Injectors: Fuel injectors atomize pressurized fuel from the fuel rail. This is why it is important to know how to spot a faulty injection system. If the injector pump runs dry you can ruin it. Usually a faulty egr would give you other issues like running poorly, juddering etc, Same as injectors if they were faulty it would probably run poorly misfire. Using an injector, that is not damaged, install apark / neutral. C)Injectors (1&6) is faulty or D)the pressure rail might be the problem. Faulty Fuel Injectors. Back leakage occurs due to wear in the injector itself and in the internal seals -fuel escapes back to the fuel tank starving the engine of fuel. Here's a pic of the FPR on the 2. I later replaced the injectors when the stalling problem, noise and smoke came back. If you unsure or just want some free advice on your pump you can reach them at (866) 737-4966. Only the external components and the internal filter basket can be replaced. Not all of them are easy to correct, but it helps to know exactly what you're dealing with. Next is what the manual calls the power balance test. FASS DMAX-7002 Dura-Max Flow Enhancer Fuel Pump 11-16 6. The Advance actuator solenoid generally fails as a result of contamination within the fuel system. 2004 - 2006 International VT275 4. If the injectors haven’t been checked for a bit, it may be easier to have a mechanic remove these and Pop check them for you. 4 Power management 1. See my related Tech Tip Duramax LBZ and LMM P0087 low fuel pressure code. It has no brain and only responds based upon ECU input. For example, during its service life, a typical fuel injector on a commercial vehicle will open and close more than a billion times, and the pressure in the fuel injection chamber can be as high as 2050 bar (29,732 psi)!. As the fuel filter does its job, the element becomes restricted. Replaced fuel tank and fuel filter and tried to prime system. My AAA account paid for itself today. blow-by which occurs when the injector does not seal properly on the injector seat in the cylinder head. Running with a dead lift-pump has been the demise of many injection-pumps. Most times fault codes are stored, generally for the exhaust VANOS actuator. This controls the ignition timing, the fuel mixture, the emissions control, and the cam variable timing. Disconnect the alternator belt to test. Only the external components and the internal filter basket can be replaced. Fuel injection control systems directly affect fuel efficiency and emissions of diesel engines. By giving Jay at Brisbane Fuel Injection Service’s a call, replacing any or all injectors can be avoided by using our mobile injector cleaning service. Module Name: Module Number: MODULE: Electrics Basic Electrics 1. SPN 723/FMI 31 Description No Match of Camshaft and Crankshaft Signals Monitored Parameter Camshaft Reverse Direction Rising Edge Signal. The fuel injector is one of the most underrated components in your car. Duramax Fuel Pressure Regulator Symptoms. 5 diesel was manufactured by Detroit Diesel, a division of General Motors during the time period and used in Chevrolet/GMC trucks from the 1992 to 2000 model years. John deere injector problems. The cleaner, Ultra-Low-Sulfur Diesel used in America does not lubricate the CP4 as well as European diesel, makes it difficult on the CP4’s hydraulic pistons to continue working, according to the experts at Diesel Army. Diesel fuel injectors generally have a shorter lifespan than their predecessors, meaning they need to be replaced more frequently for optimal performance. If it is below specification, your pump is faulty. Leaking pipe plugs, such as core plugs, which seal off coolant passages; Loose clamps, faulty hose and piping. Symptoms of a bad fuel filter. Causes of Diesel Engine Smoke - By Color. Diesel Generator Coolant system issues, Complaints and Causes Loss of coolant due to external leakage. When a fuel injector circuit condition is detected by the ECM, the affected fuel injector(s) is disabled. The title for the tests will be P0201-INJECTOR #1 CONTROL CIRCUIT. Common rail diesel solenoid injectors can be actuated independently of the pressure generating mechanism, unlike their counterparts within distributor pump or unit injector (i. I was also told it was the fuel pump. These are also known as MPROP's. How long do injectors last and what are the symptoms of failing injectors? Injectors have a design life of 100K miles. Anything over is bad. The most common symptoms of a malfunctioning MAS sensor include: • The engine is hard to start or has trouble turning over. Fuel injectors play a big role in the overall performance of your engine. If your diesel injector nailing or knocking noise comes right back after doing a purge, I recommend you rebuild your fuel injectors with the Monark nozzles available on this website. Verify that alternator grounds are clean and making good contact. 5L diesel engine. diesel fuel injection systems by analysing symptoms and data and make appropriate recommendations to rectify P8 produce a report to outline them. You don't mention what engine etc you have, but the causes of overfueling including one or more injectors in poor condition, boost leaks, or a pump calibration issue. Classification methods. This is why it is important to know how to spot a faulty injection system. Check out 135 Caterpillar C15 Turbo Parts for sale. The injector buzz tests completes without issue, and all 8 injectors sound good. So much can happen to your engine because of faulty injectors, including violent idle, misfire, power loss, hydro-lock, failed emissions, and check engine light among other things. Other symptoms can include low fuel pressure and low power The injector often needs to be replaced because the sealing surface is damaged. This results in back leakage, blow-by, and fuel injection timing issues. Similar to EGR problems, the DPF can become clogged up from city driving where the car does not get up to temperature. The symptoms are easy to look for, so use them as a guideline to diagnose the problem. First, all 8 injectors will "Buzz" at the same. It is hard to tell if an injector oddity is due to an injector fault or a camshaft fault. This is due to a faulty oil level switch which causes the fuse to blow so there is a loss of input to EWS from the Transmission Range Switch. [Pic of injector connector location] end NEW. The code P2187 system too lean at idle bank 1. Took pump off and resealed and cleaned pump. Also, if your engine uses a timing belt, don’t forget about that too as the engine may simply stop running if it breaks or jumps time due to a lack of maintenance. The recall affects several BMW models, including examples of the 3 Series, 4 Series, 5 Series, 6 Series, X3, X4, X5 and X6, with both four and six-cylinder diesel engines affected depending on the. Once you figure out what is missing, it will be easier to diagnose. 0 Diesel The noise seemed to be a sort of loud ticking at the the upper-end of the rev-cycle just before I changed gear, and it only seemed to happen intermittently. Usually if you unplug # 1, 2, 3, or 4 injector drivers in time you can save the ECM/injectors. 0L injectors. Common Problems with Common Rail Injector, Diesel Fuel Injector Failed, Symptoms, Diesel Tech Tips - Duration: The dangers of driving with faulty fuel injectors - Duration: 3:24. Did you complete the replacement? _ Go to Step 13 _ 12 The fuel system is contaminated. Wiggle wires and harnesses to try to make the problem active, or re-occur. You must do this to each cylinder, one at a time. Clogged Fuel Injector Symptoms It may not be that easy to diagnose a clogged fuel injector as they are similar to bad coil, bad spark plug, or broken spark plug. Furthermore, the OEM ECU will not be able to handle an injector that is more than 20% larger than stock and will suspect that one or more of its sensors are faulty and will revert to its programmed settings, which means that the fuel air mixture will not be optimal and will probably be rich as this is the failsafe setting on the ECU when it. This will often cause the following symptoms. Either of these conditions can lower the engine's efficiency and cause the "Check Engine" light to glow. Did you complete the replacement? _ Go to Step 13 _ 12 The fuel system is contaminated. If no fuel, replace the injector and verify diesel fuel is present at the injector during disassembly. Diesel Engine Cylinder Head Problems Diagnosis Head-related problems usually involve loss of compression in one or two cylinders, a condition that is signaled by a ragged idle, by increased fuel consumption, and in some instances, by exhaust smoke. Cummins isx fuel pump symptoms. A turbocharger is one of the most important accessories for your vehicle. Dirty injectors or ones that have failed completely will either be stuck in the open or closed. Diesel fuel prices have been on the rise for. Stepper Motor for all DS4 electronic Injection Pumps 94+, all model vehicles, turbo and non-turbo. 1 Oil Pumps and Lubrication 2. 5 inch lift, 265/70/17 Mickey Thompson MTZ, D-Tronic chip, Boost. Fuel Savings; Choosing an Installer; Tank Options; Technical Information; Factory Fitted Systems. The main aim of a fuel injector is to inject a determined amount of fuel into the engine cylinder to help the engine combustion. The cylinder contribution test consistently shows low contribution from Cylinders 1, 2, and 3. If the injectors are leaking from the tips, you can try to disassemble and clean them. In a bid to reduce exhaust emissions, manufacturers were forced to change how fuel. Any of the symptoms above can indicate problems with your fuel injectors which shouldn't be ignored. faulty diesel injectors,hesitation on accelerating - gmac I read somewhere (can't for the life of me remember at the moment) Bosch were trying to get some standardisation on parts. For example, during its service life, a typical fuel injector on a commercial vehicle will open and close more than a billion times, and the pressure in the fuel injection chamber can be as high as 2050 bar (29,732 psi)!. This is why it is important to know how to spot a faulty injection system. Injector wear can be directly related to varnish or Stiction. By giving Jay at Brisbane Fuel Injection Service’s a call, replacing any or all injectors can be avoided by using our mobile injector cleaning service. This excess fuel caused the car to run rich with the resulting excess soot clogging up the filter. be sure to monitor power and signal the coils and injectors to see if it going away. A turbocharger can increase the. 3L Injector "Buzz" Test The Injector "Buzz" Test can be used to look for a faulty fuel injector. Replace the affected injector that indicates a high balancing rate. White-blue smoke is due to incomplete combustion or a faulty injection system. 406: Peugeot 406 air con problem ***FIXED*** 2003 Pug 307. P0284 FORD Description. R stands for exhaust gas recurculator this means un burnt fuel goes back into the engine and they carbon up making them stick open and all that crap comes out as black smoke but only on deisel engines remove the valve and were the gasket is replace it with a solid piece of tin so the gasses. Replace a defective fuel injector and get rid of poor fuel economy and sluggish performance. These include injectors that are dirty, clogged, or have a leak. Drop an F-Bomb on Bad Fuel Economy! F-Bomb Diesel Fuel Additive is a unique proprietary blend of chemicals to help your diesel run better and cleaner. Find the source. The idea being that the fuel system can adjust the required amount of fuel the ECU thinks the engine needs to even out the idle speed and have a nice smooth idle. 5L diesel engine. You're rolling a lot of coal because you're not producing enough boost for the amount of fuel that your chip is shoving in there. Common rail pressure fault (may set P087 or P088 fault code) Failure of an electronic control system sensor / wiring. 5L Turbo Diesel - Tech Support - Troubleshooting - Performance 1992-00 6. A brand new diesel engine running at full load will experience a little bit of blow-by upon startup. or Best Offer. The cleaner, Ultra-Low-Sulfur Diesel used in America does not lubricate the CP4 as well as European diesel, makes it difficult on the CP4’s hydraulic pistons to continue working, according to the experts at Diesel Army. Since it can take well over an hour to access and evaluate fuel injectors, injector maintenance is done by time and mileage intervals rather than from direct inspection. When the fuel injection action occurs, diesel fuel is sprayed into the combustion chamber. Fuel Injector Spray Patterns. This engine sounds like it's running on one cylinder but in reality one cylinder is dead with way too. This excess fuel caused the car to run rich with the resulting excess soot clogging up the filter. It's up to the fuel pressure regulator to maintain a high-pressure level, but keep the pressure constant in order for all of the components of the fuel injection system to work. injector torque at a prior repair for injector faulty injection pressure regulator (IPR) valve. In Figure 3, this effect can be seen only on the rim of the combustion cavity, while in Figure 4 it can be seen, additionally, also on the crown. , are at wits end and are about to throw injectors at it, it just could be you only have a bad oring or two. Include your state for easier searchability. com?r=YTFeulinjectorTest This is how to test for a bad fuel injector simply buy using a Screwdriver and your ear! Facebook - stay in. Also, in a diesel engine: Blue smoke may come from too much oil going into the crankcase. The alternator is a key component in your car's electrical system, turning the energy from the crankshaft into useful electricity to power your vehicle's. Internal parts in the injector fail, typically seen in worn seals or control/pilot valves, and blocked or sticking nozzles/injector tips. So much can happen to your engine because of faulty injectors, including violent idle, misfire, power loss, hydro-lock, failed emissions, and check engine light among other things. I assumed it was drawing air into the deisel so changed the housing and push on fuel pipe. Symptoms of a bad Injection Pressure Regulator Valve consist of poor idle, stalling out, loss of power, and difficult engine starting when the engine is hot. Symptoms for failing injectors include rough running including misfires, poor idle, reduced performance, high fuel consumption but if the vehicle is new to you it may not be immediately obvious that something is wrong. Hesitations when accelerating under load at approximately 2,000 rpm; Poor cold start; Unstable idle. The lift pump delivers fuel to the injection pump and is located on the frame rail under the driver's seat. A good injector should also buzz while the engine is running. The idea being that the fuel system can adjust the required amount of fuel the ECU thinks the engine needs to even out the idle speed and have a nice smooth idle. Turbocharging has given diesel engines more power so that cars and trucks will have better acceleration. Fuel Injector Failures. If the filter restricts too much fuel, the fuel pump cannot provide enough volume to the injectors. -Fuel pressure regulator seized; replace. Faulty injectors burn more fuel and will directly impact your vehicle's performance and efficiency. If the injector can't deliver the dose of fuel called for by the ECU, the fuel-air mix in the combustion chamber will be off, which can lead to misfiring or a sudden drop in acceleration. Faulty or bad fuel injectors are most likely to leave you stranded on the side of the road. Yours is probably way different than mine but I would assume that a bad glow plug would only cause rough idle when cold. Bosch is a European company, and Europe uses diesel fuel with more sulfur than U. Direct to the. Wiring harness has 2 wires to each injector. A fuel injector cleaning service is like a tune up for your fuel system that should be nbsp 3 Dec 2019 Diesel System Cleaner middot Diesel Advanced Fuel System Cleaner middot Diesel Emissions Does your car often misfire Both of these symptoms can be caused by a faulty fuel injector most likely a clog or blockage in the nozzle. Also hard smokey starting and knocking. Engine Light ON (or Service Engine Soon Warning Light) Engine Misfire Engine Run Rough Low MPG. Did you complete the replacement? _ Go to Step 13 _ 12 The fuel system is contaminated. To test for leaking fuel injectors, remove the fuel rail and reconnect all the fuel lines. Peugeot 208 Diesel Particulate Filter Welcome to the Auto Assist Blog easy as 1 2 3, focusing on the Peugeot 208 DPF failure, blocked problems in this blog we talk about regeneration, Symptoms, cleaning, fault codes and how long it would take to replace a Peugeot 208 with DPF Failure. Fuel Lift & Injection Pump. I assumed it was drawing air into the deisel so changed the housing and push on fuel pipe. The top land shows seizure marks in the piston pin axis. In the internal-combustion engines are used electromagnetic valves with electric control. Ford has recalled 138 Ford Transit and Ford Transit Custom vans in Australia over potential fuel injector faults. The reasons fuel injectors fail vary, but here are five of the most common problems with fuel injectors. Too much fuel will also flood a cylinder, effectively reducing. 5 diesel was manufactured by Detroit Diesel, a division of General Motors during the time period and used in Chevrolet/GMC trucks from the 1992 to 2000 model years. Fuel Injector Spray Patterns. The TDi family - weaknesses and known issues. You need to know the signs of a blown gasket because knowing is half the battle. Symptoms of a Failing Oxygen (O2) Sensor The most common symptom related to a faulty oxygen sensor is a sudden (significant and almost immediately noticeable) drop in your vehicle's fuel economy. I had an issue of it losing power, replaced the filter, then within 3000 miles. We provide solutions for all diesel vehicles including diesel injectors, turbos and fuel pumps. First, all 8 injectors will "Buzz" at the same. Any of the symptoms above can indicate problems with your fuel injectors which shouldn’t be ignored. It is best to run this test on a totally cold engine, one that has sat overnight and has not been started. Engine Overheating. Fuel injectors act by utilizing a great deal of pressure to release the fuel. Watch the video here to know all these symptoms so that you can repair them immediately and save your car from a big problem ahead. Once you know what the problem is, you can make the repair or take your vehicle to a certified professional automotive technician to take care of it for you. 9 cdti has started to missfire slightly and emit white smoke that smells of diesel, I suspect a faulty injector could this be the case if so how do i change the injector do i need to be able to plug in tech 2 etc? if not what else could this be? the problem improves as the car warms up. So a faulty fuel pump not performing as they should, means you are not going to have a smooth a ride as you should. You don't mention what engine etc you have, but the causes of overfueling including one or more injectors in poor condition, boost leaks, or a pump calibration issue. Acceleration Problems As the engine speeds up, there needs to be adjustments to spark timing and fuel injection. The top land shows seizure marks in the piston pin axis. The lift pump delivers fuel to the injection pump and is located on the frame rail under the driver's seat. To be able to do that, take note of the bad fuel injector symptoms you may encounter if your injectors are in bad shape. AFI Australia for the largest range of Fuel Injection and Engine Management parts for Wholesale and Trade Customers including Fuel Pumps, Lambda Sensors, Throttle Body, MAF, Fuel Injector, Fuel Injection Pump, Oxygen Sensor, Position Sensor, Coil Pack, MAP Sensor, Submersible Pump, O2 Sensor, Diesel Injector, Crank Sensor, Diesel Filter, Air Flow Sensor, Crankshaft Sensor, Crank Angle Sensor. We want to know what symptoms you are having and we tell you what we think but I can give it a shot. Fuel Savings; Choosing an Installer; Tank Options; Technical Information; Factory Fitted Systems. Water pump impeller vanes broken. We offer a complete service including diagnosing your diesel fuel injection problem, extracting and replace faulty injector(s) and reprogramming of new diesel injector(s) on-site at our premises. Low water level in cooling system. In a bid to reduce exhaust. But before you suspect your fuel pump is faulty and head out and buy a replacement, see if you can relate to any of these signs first. Manual Injector Nozzle Tester Diesel Fuel Injector Checker Nozzle Testing Tool Pressure Tester 60Mpa This tester is used to adjust the injector opening pressure, a seat nozzle oppression and perform leak tests, spraying atomization repetition modeling tests and characteristic testing of gossip. Download this free eBook to get even more great fuel injector content! Download My eBook!! Symptoms of Fuel Injector Failure. Buy TamerX Diesel Fuel Injector Cap / Block-Off Tool Set For 2008-2010 6. The code P2187 system too lean at idle bank 1. I replaced the pressure sensor (at the opposite end of the fuel rail to the over pressure relief valve) with an eBay procured second hard part for £37. The reasons fuel injectors fail vary, but here are five of the most common problems with fuel injectors. You need to know the signs of a blown gasket because knowing is half the battle. P0201 INJECTOR #1 CONTROL CIRCUIT NOTE: All symptoms listed above are diagnosed using the same tests. A turbocharger is one of the most important accessories for your vehicle. Dirty, clogged, blocked, leaking or generally faulty fuel injectors have the following symptoms: Engine stutter, hesitation, stumbling - without the proper air/fuel mixture, the combustion inside the cylinders is impeded. 3 Keyless Go System 1. Problem #1 - Dirty Fuel. A bad fuel injector will wreak havoc with how your engine runs, and will likely leave you stranded on the side of the road. With a tool like the G2, you can see which injectors are causing the problem and replace only the ones that are bad. Symptoms of a Faulty Mass Air Flow Sensor A faulty mass airflow sensor will cause problems similar to low compression or low vacuum, and will also show symptoms similar to when your vehicle has low fuel pressure from a faulty fuel pump. Order service Sometimes identifying the exact problem isn’t always so …. The lift pump delivers fuel to the injection pump and is located on the frame rail under the driver's seat. This is due to worn parts which allow excessive fuel to go through the diesel injector and to return back to the tank or fuel system. In old car models with diesel engines injection is regulated by hydraulic systems. Of course healthy injectors help. The Dodge Diesel ECM or the PCM is the head of the management system of the engine. Injectors with shorted windings will tend to peak much faster due to the low impedance of the windings. You need to know the signs of a blown gasket because knowing is half the battle. blow-by which occurs when the injector does not seal properly on the injector seat in the cylinder head. 0L diesel engine may exhibit a misfire, lack of power, buck/jerk, excessive smoke or crank/no-start. Maybe one cylinder or more fails to fire. This will often cause the following symptoms. I have a 2006 Dodge 2500 Ram diesel truck with 19000 miles on it. No Start; Possible Causes. The ECM energizes each fuel injector by grounding the low control circuit of the fuel injector. Verify that alternator grounds are clean and making good contact. Too bad, but I guess this is an ominous sounding note. Deterioration faults, such as rack deformation, solenoid valve failure, and rack-travel sensor malfunction, are possibly in the fuel injection module of electronic diesel control (EDC) systems. The symptoms are constant smoke at idle and gaining fuel in the oil. The over pressure relief valve was not leaking back. Make sure to deal with it as soon as you find out about it. If all figures are all over the place it suggests worn camshafts. 67 at 98 mph granny shifting, dynoed at 450/920 on VERY stingy dyno in 4th gear. 3L Turbo Diesel Powerstroke Super Duty series. All safety procedures must be. Fault codes logged on Diesel control unit (DCU) preventing startup. Both situations will cause a build-up of diesel in the sump. Hesitations when accelerating under load at approximately 2,000 rpm; Poor cold start; Unstable idle. But there’s a lot of conflicting information and plenty of confusion for owners or even would be owners of these MINIs. Faulty injectors burn more fuel and will directly impact your vehicle’s performance and efficiency. DTC P2149 sets when the FICM detects a fault in the high-voltage circuits of fuel injectors #2, #3, #5 and #8. blow-by which occurs when the injector does not seal properly on the injector seat in the cylinder head. The most common symptoms of a malfunctioning MAS sensor include: • The engine is hard to start or has trouble turning over. The injector buzz tests completes without issue, and all 8 injectors sound good. 100 PSI fuel gauge with quick release valve 4. 4jtd it had done 110000 miles. The DT diesel engine needs a certain level of fuel pressure and high pressure oil along with a series of sensors and regulators for the injection system to function normally. P1520 (BMW 104, 0x68): B (exhaust) Camshaft Position Actuator (faulty reference value). Diesel Engine Cylinder Head Problems Diagnosis Head-related problems usually involve loss of compression in one or two cylinders, a condition that is signaled by a ragged idle, by increased fuel consumption, and in some instances, by exhaust smoke. Start the engine. 6L LLY Duramax CP3 Pump Regulator The CP3 pump regulator controls the fuel pressure that is being sent to the injector fuel rails and. AFI Australia for the largest range of Fuel Injection and Engine Management parts for Wholesale and Trade Customers including Fuel Pumps, Lambda Sensors, Throttle Body, MAF, Fuel Injector, Fuel Injection Pump, Oxygen Sensor, Position Sensor, Coil Pack, MAP Sensor, Submersible Pump, O2 Sensor, Diesel Injector, Crank Sensor, Diesel Filter, Air Flow Sensor, Crankshaft Sensor, Crank Angle Sensor. 5A), turn the ignition to attempt to start the engine. They should be checked out by a professional at around this time. In over 40 years of diesel combustion research, Baileys has seen, repaired and prevented just about every cause of injector failure, and in this post we have compiled some of the most common symptoms, causes and ways to prevent the premature replacement of your common rail injectors. Some of these are easy fixes while others may require you to visit a certified mechanic. Diesel reliability is amazing, with engines getting 500,000 miles without a rebuild on a regular basis. Check spark, fuel injector pulse and fuel pressure, volume, quality and engine compression. Fuel Savings; Choosing an Installer; Tank Options; Technical Information; Factory Fitted Systems. Check the connector on the fuel injector. faulty injectors, b. SUBJECT: Faulty Actuators can cause several problems on the vehicle. Some soot is normal in a diesel's tailpipe, but if you're getting excessive black smoke that's coating your bumper you are probably overfueled. The lifespan of a diesel fuel injector. Diesel injectors can suffer from the same kinds of ailments as gasoline injectors, including varnish deposits, clogging, wear and leakage. Most times fault codes are stored, generally for the exhaust VANOS actuator. I have just done a complete rebuild of the motor, R60K later, and 2 weeks after the rebuild the injectors have failed and are over fueling>:( Please I need something just to get this car back on the road. Set Condition: When the injector current falls be. Verify that alternator grounds are clean and making good contact. On another site, I was reading a post that described all the symptoms I had today, copious smoke, lack of power and LOUD engine knocking. The fuel filter protects fuel injectors, engine health, and the vehicle's overall performance as it acts as a barrier for contaminants. Injectors aren't under the valve cover like many later diesel engines. To test for leaking fuel injectors, remove the fuel rail and reconnect all the fuel lines. Next is what the manual calls the power balance test. Faulty fuel injectors, a clogging fuel filter or a faulty sensor can also lead to misfires. Faulty components such as dripping fuel injectors, fuel pressure regulators, ECT's and stuck open thermostats cause this problem. 5 Wiring Diagrams 1. Usually if you unplug # 1, 2, 3, or 4 injector drivers in time you can save the ECM/injectors. pressure gauge set of 100psi fuel injection fuel pressure. With a tool like the G2, you can see which injectors are causing the problem and replace only the ones that are bad. As was mentioned in an earlier post, the suction control valve plays a critical role in the common rail diesel injection system, and is also one of the "usual. This is a huge problem in Ford 6. Without a gauge, you can remove the fuel line, ahead of the filter, and have someone crank over the engine, while you aim the fuel-line into. The recall affects several BMW models, including examples of the 3 Series, 4 Series, 5 Series, 6 Series, X3, X4, X5 and X6, with both four and six-cylinder diesel engines affected depending on the. Some 2003-2005 Ford F-Super Duty and Excursion, and 2004-2005 E-Series, F-650 and F-750 vehicles equipped with the 6. It's up to the fuel pressure regulator to maintain a high-pressure level, but keep the pressure constant in order for all of the components of the fuel injection system to work. The fuel injectors were not leaking back excessively. Here are some of our most common fuel injection issues. Its purpose is to enhance the engine horsepower. The DT diesel engine needs a certain level of fuel pressure and high pressure oil along with a series of sensors and regulators for the injection system to function normally. If the fuel is injected where the air is drawn from the exhaust side and compressed, the engine will rotate. I'm going to use the money I saved and become a supporter. This may be due to an engine temporarily running in a reverse direction. Fuel Injectors: Fuel injectors atomize pressurized fuel from the fuel rail. Causes of Diesel Engine Smoke - By Color. Precise injection resolves all the problems if we speak about an optimal use of engine power. Running with a dead lift-pump has been the demise of many injection-pumps. just sounded like a gang of midgets under my hood with hammers and was pouring white smoke out of the exhaust. According to the circuit description, DTCs P0202, P0203, P0205and P0208 should also set.