More often than not, the red flags discussed in the previous section likely point out to either a minor or major Mercedes fuel injector malfunction. care not to bend the fuel rail so dont use too much force. screwdriver to remove or depress the clip. If you want to keep your car running, dont neglect the fuel injectors. If you suspect your fuel pump is not working, you must perform a fuel pressure test to verify. Some of the problems are injector you will perceive fuel odor due either to the leak in the seal or in berlin Creates A New Fusion Of Iconic Eyewear, Petition to Overturn Abu Dhabi Grand Prix 2021 In Favor Of Lewis Hamilton Gains Massive Traction, Mercedes-Benz Explains That EV Assembly Is Almost The Same As Gas Cars, Driver Gets A Field Day Testing The 2024 Mercedes-Benz CLE Coupe On Ice. Thanks!https://www.buymeacoffee.com/ReviveMyRideParts are as follows:Honda diesel fuel injector seals (copper washers) part number is 1647RBDE00UK link: https://tidd.ly/2J2kDMDUSA: Not sure where to buy these in USA but you could try the Honda main car dealersIf you prefer to use the MB fuel injector seal, the part number is: A6110170060Fuel Injector Bolt - Mercedes part no. If you open up the hood and there is a strong smell of fuel then a leaky injector could be the culprit. Itsalso important to regularly change the fuel filter to ensure a proper fuel flow. Additionally, if you ever experience any issues with your vehicles fuel system, always consult an experienced technician immediately for advice and repairs. In that case, that means that you most likely either have a bad fuse or relay, or it is possible that the ECU (Engine Control Unit) is detecting a problem (often security related) and is not feeding the fuel pump. And, If you dont have a good diagnostic scanner, read this article on Top 10 Diagnostic Scanners for Mercedes-Benz. So pressure must always be within reference. In many cases that will solve your problems. berlin Creates A New Fusion Of Iconic Eyewear, Petition to Overturn Abu Dhabi Grand Prix 2021 In Favor Of Lewis Hamilton Gains Massive Traction, Mercedes-Benz Explains That EV Assembly Is Almost The Same As Gas Cars, Driver Gets A Field Day Testing The 2024 Mercedes-Benz CLE Coupe On Ice. the engine. The first failure was caused by number 4 injector failing fully open, which caused a horrendous misfire this happened while driving at 20mph. it whenever you cover 30, 000 miles. Or, maybe theres a delay after you press the accelerator pedal? the RMP falls more than necessary. 1. This can become hard and brittle from the heat of the engine. So your engine is running badly (or not at all). UK link - https://amzn.to/338zKebUSA link - https://amzn.to/3HMEh7xCutting compound / wax - I used this on the cutter when cutting the seatUK link - Rocol RTD: https://amzn.to/2IZZXnUUSA link - BruteLube stick / wax: https://amzn.to/3QijzC5Slide Hammer / Injector removal tool - This is the exact kit that I use in the video. These factors could help you a lot in confirming the problem and zeroing in on the specific solution for it: If your vehicle is exhibiting a decrease in its fuel efficiency, this could be an indication of faulty fuel injectors. Over time, these will eventually block the injector. A faulty injector will cause the engine to misfire, and this will trigger the engine management light. Turn on the engine and inspect the filter for any leaks. fuel-injected structures, the injectors work in sequence, so if when the car engine The fuel pump pushes petrol or diesel through the fuel lines to the injectors. They are easy enough to maintain. fuel injector. over the injectors functions and makes sure the exact quantity of fuel gets to Fuel injectors control the volume of fuel delivered to the combustion chamber, ensuring the right amount is injected at the right time. As you can see from our video, the fuel pressure in our case ranged between 54-56 PSI, which is normal. First off, if youre experiencing difficulty starting the engine, it could be due to a faulty fuel injector. The 82-page suit, filed in Georgia federal court, claims Mercedes-Benz USA, LLC and Daimler AG have had "longstanding knowledge" of the fuel leakage defect yet . *Interested to see how it is holding up??? 14th February may be synonymous with a well-known annual event that is Valentines Day, but 2022 also marks the celebration of another significant milestone in automotive history as Redex, the fuel additives manufacturer, turns 100 years old. Copyright 2023 Mechanic Base. I have worked as a mechanic since 2015 and have experience in vehicle brands like Subaru, Jeep, Toyota, TATA, BMW, Mazda, Honda, Nissan, Kia, TVs, and Others; however, I primarily specialize in Toyota vehicles. instead, you will notice a lack of performance, hesitation on acceleration, and shaking or vibration felt . A car generally has one fuel injector per cylinder. Next, reinstall the fuel rail. And fix the fuel line into place. View all posts by Giancarlo Perlas , 10,000 Mercedes EV Charging Stations Targeted Globally, Facelifted 2024 Mercedes-Benz GLE SUV and Coupe Unveiled, BenzInsider.com A Mercedes-Benz Fan Blog, Diagnosing And Fixing A Mercedes Fuel Injector Problem, signs of fuel injector failure in Mercedes, the recommended servicing of Mercedes fuel injectors should be every 50,000 miles, Mercedes-AMG One Shatters Production Car Lap Record at Monza, Mercedes-AMG S 63 E Performance Now Available For 208,392.80, Rare Mittelgrn 1955 Mercedes-Benz 300 SL Auctioned For $1.82 Million, Mercedes-Benz With ic! When the engine is Turn the key to position II and look at the reading. For a better experience, please enable JavaScript in your browser before proceeding. Required fields are marked *. In this video, using a step by step approach, I will show you how to fix the Mercedes CDI diesel leaking injector (Black Death) problem: including any tools or spare parts you will need.UPDATE: I have just done a video of an inspection 2 YEARS after my original repair! A bad fuel injector will wreak havoc with how your engine runs, and will likely leave you stranded on the side of the road. Engine stalling as a result of a failed injector normally occurs when the nozzles are badly blocked or when theres a fuel leak where the injector connects with the fuel lines. This is often due to them becoming clogged with debris, although some mechanical and electrical issues can also affect fuel injectors. because they are not cleaned regularly. If the engine has covered a lot of mileage, chances are the other injectors are dirty and may fail soon too. The average national cost for a fuel pump replacement across all vehicles is roughly between $611 and $894 (including parts and labor) depending on the age of your vehicle. Will A Bad Mass Air Flow Sensor Throw A Code? will wet the seals, and prevent leaks. the engine cool down before shutting it off will increase the life span of the injectors. Each injector is linked to the electronic control unit (ECU) that controls how much fuel is injected and when it is injected. View all posts by Giancarlo Perlas , Mercedes Engine Bogging: Common Causes and Solution, Mercedes Battery not Charging: Heres What You Should Do, BenzInsider.com A Mercedes-Benz Fan Blog, Mercedes Fuel Injector Issue: Common Symptoms and Solutions, Mercedes-AMG One Shatters Production Car Lap Record at Monza, Mercedes-AMG S 63 E Performance Now Available For 208,392.80, Rare Mittelgrn 1955 Mercedes-Benz 300 SL Auctioned For $1.82 Million, Mercedes-Benz With ic! If your car has covered a lot of miles or ifyour engine is underperforming or randomly misfiring, it may be caused by bad fuel injectors. This symptom occurs when the fuel injector is leaking or when the fuel injector does not close properly. Regular maintenance checks can also go a long way in guaranteeing the longevity of your vehicles fuel injectors. A0009902907UK link: https://tidd.ly/3nuK88hUSA: https://amzn.to/3nyy0TGEngine featured in this video Mercedes-Benz OM642 engine 3.0L v6 turbo cdiTimecodes:0:00 - Intro6:00 - How to use Seafoam to remove carbon build up14:02 - How to remove a Stuck Fuel Injector using a Slide Hammer15:20 - How to create a tool to clean out the injector bolt hole16:25 - How to use a cutting tool to recut / clean up the injector seat 18:30 - Mercedes copper injector seal vs Honda 1647RBDE00 seal19:25 - How to torque up the new fuel injector boltI am a member of the Amazon affiliate program. But modern vehicles now have complex electronic Installation is the reverse of removal. Fuel injector cleaning and flow testing services at Injector RX are cost effective, and we guarantee results. Possible Solutions to Your Mercedes Fuel Injector Problem. A malfunctioning fuel injector can lead to an uneven distribution of air and fuel mixture, which results in a rough idling engine. Many are having difficulty with customer service and others are returning their cars under the sale of goods act. Fuel pressure in loop line is essential for D-Jetronic. HPFP failures aren't unheard of by any means. If youre experiencing any of these red flags, then its important to have your Mercedes fuel injectors checked by a qualified mechanic. 0Leaking Fuel Injector Seal - Spotted early, it's an easy fix. 2. Does your engine randomly stall or cut out without you doing anything to cause it? loosen the bolts and brackets holding the fuel rail in place. rail until it stops. 120 degrees can be measured by turning the nut so that the nut edge which had been marked has been turned through 1/3 of a full turn, or through two nut flats. They will be able to diagnose the problem and recommend the best course of action. In this guide, well explore these two grades of oil, including their benefits and differences, along with further advice on choosing the right type of oil for your car. Now, press the injector into the Here, we provide all the information you need to know about car fuel injectors, including what they are, how they work and the common symptoms to look out for when they go wrong. Overall, the YOUCANIC full system diagnostic scanner is a powerful tool to help you maintain and troubleshoot your Mercedes-Benz. If the check engine light is on, consider yourself lucky, as it can make your diagnosis easier. Engine oil. Troubleshooting Mercedes Fuel Pump Problems A bad fuel pump can cause the engine no start condition or poor performance. So, if you drive a four-cylinder car, it will most likely have four fuel injectors. Many manufacturers claim that These cleaners will give your car extra power or Increased MPG. It has nozzles which spray fuel into It will either become clogged internally, or will failmechanically. I recommend replacing the fuel injector instead, though, because in most cases, the problem will occur again within a year after a fuel injector cleaning. Normally, the recommended servicing of Mercedes fuel injectors should be every 50,000 miles while their estimated usable life can go up to 100,000 miles. supply of fuel into the engine and you will notice the cars revolution per depending on the model, in some engines, you will have to disconnect the fuel Its less of a problem in older cars working with simultaneous injection systems. Links to where you can buy a Mercedes fuel pump are provided below. Under normal circumstances that would be every 25,000 miles or 40,000 Kms. How Much Does It Cost To Replace An Alternator. the ON position and wait 10 seconds before turning the engine to start The other way an injector will leak is if the injector body or nozzle cracks. This is usually best left to fuel injector experts. I have a Mercedes benz s280 which switch off after starting the engine after I replaced the fuel pump, Your email address will not be published. Even if it looks like there is only one bad injector, having the rest of them inspected and tested by a professional is a good idea. Hey in this article we will look at common symptoms and signs of bad fuel injectors and also offer the solution to them. Oil could also leak if there is a damaged seal which will Remove the Schrader valve cap. Worn suspension, bad bearings and worn tyres are just some of the other causes. Adding some injector cleaner to the fuel tank from time to time, can go a long way towards keeping them in good condition. see update vid link above! Suppose you are not getting around 12 volts at the two lines that feed the fuel pump. Any work that you carry out on your vehicle or vehicles in your care are at your own risk.#LeakingFuelInjector; #BlackDeath; #OM642; #MercedesInjectorLeak; #MercInjectorLeak; #CLKInjector; #CclassInjector; #SprinterLeakingFuelInjector; #W209; #W203; #FuelInjector; #MercedesSprinterFuelInjector; #LeakingDieselFuelInjector; #DieselInjectorLeak; #MercDieselFuelInjector; #MercedesDieselFuelInjector A misfiring engine will interfere with acceleration, reduce fuel efficiency, and result in loss of power. This also includes a fuel pump, fuel pressure regulator, various sensors and the engine ECU. Common Causes a Sprinter Won't Start. INSTALLING NEW NOZZLES WILL NOT GUARANTEE YOUR INJECTORS WILL WORK PROPERLY! It arrives via a nozzle that is opened and closed with a needlevalve. This requires immediate attention, as your engine could also start knocking and cause serious damage to your engine. combustion process and cause the engine to misfire amid other problems that You will need to have the car ECU scanned for error codes to be absolutely sure that its an injector problem. 4. This will tell you if the Engine Control Unit (ECU) has logged any errors. BUT keep in mind. there are some other issues you should be aware of related to the injector housing and internal center part that seats against the new nozzle. carry out this routine. And, if you This kit has the right stuff you will need to rebuild your diesel fuel injectors yourself in your own garage! Lettingthe engine cool down before shutting it off will increase the life span of the injectors. By connecting to your cars onboard computer, the scanner can read fault codes and provide detailed information about any problems with your engine, transmission, brakes, and other systems. They do not cost that much and you can read the fault code memory at home. Spotted too late and it can be a death sentence for your engine! remember that Diagnosing any problems quickly will help prevent further damage to the injector, the fuel system and the engine. We service fuel injectors for the automotive, motorcycle, marine, and other industries at a fraction of the cost of new or refurbished fuel injectors. Replace any faulty ones if necessary. You may also notice a vibrating engine or bad fuel odor at idle. A Mercedes fuel injector problem sure spells a lot of hassle for car owners. This improves fuel economy and helps to reduce emissions. This test applies to Mercedes-Benz vehicles equipped with 4-cylinder, V6, V8 and V12 gasoline engines such as M112, M113, M119, M104M272 and M273. In this case, there is often a super small filter inside of the fuel injector which you can replace. A simple way to check if the fuel pump is working is to turn the ignition to position II (all dash lights will turn on). $227.00. Yes, a bad fuel injector can damage your car engine so badly that the car cannot run again except it is fixed. fuel rail. Its also worth outlining how catalytic, 5W-30 and 5W-40 are among the most common engine oil types. Scan the fault codes using a multi-system diagnostic scanner capable of reading fault codes from multiple control units. This can result in slow or jerky performance on the road. In most cases, you will hear the fuel pump run for several seconds until it builds the necessary pressure for the engine. injector is malfunctioning. Can a bad fuel pump or fuel regulator trigger the check engine light? If you do find any signs of damage or wear and tear, it is best to get them replaced with Mercedes OEM parts as soon as possible to avoid any further damage. 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Will hear the fuel pump, which is normal a Mercedes fuel Problems...
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