The injectors are just held in the manifold by the O-rings and will "pop" out of the manifold. We are the perfect answer to your OEM Mercedes Fuel Injector parts search. Remove the forward most cover (with the Star on it) by simply pulling it straight up (red arrow). Older mechanical injectors opened by fuel pressure alone and where easier to service, newer injectors are made of plastic, need an electronic pulse from the ECU to open and are better replaced than sending them out for service. Modern fuel injectors are made of plastic and we do not recommend having them serviced or rebuilt. Mercedes Sprinter 2500 / Sprinter 3500 2011, Fuel Injector O-Ring by MTC®. Modern fuel injectors are made of plastic and we do not recommend having them serviced or rebuilt. © Injector with New Spacer. 1991 Mercedes Benz 300E Fuel Injector. document.write(new Date().getFullYear()) CARS.COM — Cleaning fuel injectors is a service frequently recommended by dealers and repair shops.But unless there are noticeable signs of clogged fuel injectors (such as a … Next separate and remove the two plastic air intakes. There are four clips holding it on - two by the vacuum regulators (yellow arrows and inserts lower left and right), and two hidden under the cover (red arrows). The PCM controls the solenoid’s “on” time in order to keep the air-fuel ratio optimized while the engine load and operating conditions constantly change. Then, make sure that the car has cooled down; you don't want to be working with gasoline when the car is hot. New injectors will come with new O-rings. Next, simply remove the plugs and turn the engine over a few times. There are four clips on it, two that you can see by the vacuum regulators, and two underneath. Do not use fuel system cleaning compounds, or procedures, unless such materials are specified by the manufacturer of your car. Also, wear chemical resistant gloves if you don't want to get any gasoline on your hands, and make sure that you have plenty of paper towels or rags to help you clean up. Pull the cover straight up and off. The choice to repair versus replace will depend on exactly what is wrong with the injector as well as customer preference. The fuel injector is sealed up tight during the manufacturing process. Perform the injector removal in a clear, open, and well-ventilated space, and it may not hurt to have an assistant around in case there are any problems. It was the most wonderful experience. The injector is held onto the fuel rail by a small metal clip (green arrow). Refine by: Fuel Injector (part) Brand. Older mechanical injectors opened by fuel pressure alone and where easier to service, newer injectors are made of plastic, need an electronic pulse from the ECU to open and are better replaced … Once the engine is cold, the pressure within the fuel rail is relieved by briefly running the engine with the fuel pump fuse out. Be sure to put a few rags in the open holes in the manifold to prevent anything from falling into the engine. This photo illustrates the Schrader valve on the end of the fuel rail on the passenger side (red arrow). Phoenix and International callers, call (602) 276-9402. Next, unclip the electrical connector by the driver's side vacuum regulator; squeeze the two metal ends together and pull it off. Injectors can be serviced once removed from the car or replaced outright with new injectors. We will ship your order as soon as possible using UPS. Note: You can also use this valve to test your system's fuel pressure. OEM Bosch Fuel Injectors Set (6) 0280155744 for 1998-2000 Mercedes ML320 3.2 V6 (Fits: Merced… You can not replace the tip. The top engine cover can be pulled straight up and off. Ships Free QTY $457.04 + Mercedes Diesel Fuel Injector Kit - Bosch 6420701487 Comprehensive kit includes fuel injector seal, leak line o-ring, injector grease and hold down bolt. Make sure you have some rages handy as there will be some fuel spillage. The car will turn over and then die. The fuel rail is held in place by four bolts and the rubber O-rings on the injectors, but there are a few things you will need to remove first to give you room to work. While most of the fuel will drain out pass the piston rings, a severely leaking injector can cause hydro lock. Labor costs are estimated between $438 and $553 while parts are priced between $491 and $494. This is the bottom of the washer and should point down. The large hose pulls away from the rear of the regulators (green arrow) and the small hose pulls off the side connection with a Y-connector on the passenger side (yellow arrows). Diagnosis is usually an hour of labor, though if an injector fails electrically and triggers a code the diagnosis of that is about as simple as they come, and many shops would fold that into the replacement labor. There is a hard plastic line that runs along the top of the driver's side fuel rail, this is for the EGR purge valve, pull it out of its connectors and set it aside. Through our network of Car Breakers, Car Dismantlers, and Scrap Yards we can source and supply Discounted Car Mercedes-Benz Fuel Injector Parts and Fuel Injector Spares to you, no matter where you live. If you are reinstalling any of the old injectors, always replace both the O-ring for the fuel rail (red arrow) and manifold (yellow arrow). Replace injector holders and upper seals with injectors. Mercedes Benz 1977-1981 280CE 280SE 280E Fuel Injector Replacement CIS Bosch Kit (Fits: Mercedes-Benz) 4.5 out of 5 stars (31) 31 product ratings - Mercedes Benz 1977-1981 280CE 280SE 280E Fuel Injector Replacement CIS Bosch Kit ... 1993 Mercedes-Benz 300E Fuel Injector: 300E 4Matic - 3.0L 6 Cyl (12 Valve) + Mercedes-Benz 300SE 1988-1991. We’ll done. OE No. Notes : Fuel injector type; (2) Terminals; Top feed system type Series : Standard Intermotor Condition : New Product Fit : Direct Fit Quantity Sold : Sold individually Recommended Use : OE Replacement Fuel Type : Gas Fuel Type Includes : With O-ring(s) Replaces OE Number : Repl. Restrictions. Not all older MFI and CIS fuel injectors are "restorable." Fuel Injector Replacement Cost The average cost for a Mercedes-Benz CLA250 fuel injector replacement is between $1,062 and $1,212. 56,000 miles May 2016 now 85,625 Apr 2018 and Apr 2019 101,000 miles Apr 2020 109,875. New injectors come complete with new O-rings. The electrical connectors to each fuel injector are unlocked and removed. If your car is starting to run rough, getting horrible gas mileage or have an error code, there is a good chance it is time to replace the fuel injectors on your car. If an injector problem develops that requires removal of one injector, the best practice is to remove and service all of the injectors at the same time. There are two emission hoses on the driver's side valve cover you will need to move to give you more room, they just pull straight off. That service might involve replacement of the electrically failed injector along with off-the-car cleaning of the remaining injectors. A weak or improperly working injector can do everything from send no fuel, to leak raw, non-atomized fuel into your engine. /. Start the threads by hand to avoid cross threading. Made with ♥ in Silicon Valley. The injector has a solenoid and valve within and the operation, or pulsing, of the solenoid is controlled by the powertrain control module (PCM). I like to tell people to pull out the fuse for the fuel pump and then try to start the car. Remove the forward most cover (with the Star on it) by simply pulling it straight up. Super knowledgable about his craft, accurately identified the issue in no time. Now remove the main engine cover. Have a fire extinguisher handy, there will be some spillage of fuel as it's nearly impossible to prevent. Installation is the reverse of removal. They are both just friction fits and will pull off. _____ 84 300D, 82 Volvo 244Gl Diesel ... 2006 Mercedes CDI new daily driver! The torque settings are for this engine … If you’re looking for replacement parts at reasonable prices, then MTC parts are the way to go. Service type Fuel Injector Replacement: Estimate $1657.82: Shop/Dealer Price $2065.60 - $3192.59: 2008 Mercedes-Benz E350 V6-3.5L: Service type Fuel Injector Replacement: Estimate $1635.82: Shop/Dealer Price $2037.23 - $3159.45: 2012 Mercedes-Benz E350 V6-3.0L Turbo Diesel: Service type Fuel Injector Replacement: Estimate $5179.05: Shop/Dealer Price $6480.58 - $10236.08 Make sure you place a rag over the injector holes (yellow arrow) to stop anything from falling in. $22.39 - $1,167.29. Drop it off at our shop and pick it up a few hours later, or save time and have our Delivery mechanics come to you. Tighten them down to 75- 80Nm. The injector(s) requiring replacement are removed from the fuel rail, taking care to not allow any debris to enter the exposed openings. Tegger.com. Fitting. If you are experiencing a vacuum leak it may be one of these O-rings. First, disconnect the main fuel line at the end of the rail. If your fuel injection system has a fuel rail to deliver fuel to the fuel injectors, you will have to remove this before you are able to remove the injectors. On the car cleaning of fuel injectors is not as effective as off-the-car cleaning because injectors have tiny internal filter baskets that should be replaced as part of the process of servicing a fuel injector. However, if the injector is known to be malfunctioning, it can cause engine misfires, excessive emissions or, in the case of a badly leaking injector, can overload and overheat the catalytic converter. Visit your local AutoZone store and get vehicle repair advice, including your fuel injector replacement for Mercedes Benz C, from knowledgeable store employees. Remove the two rubber hoses connecting the vacuum regulators. Estimate does not include taxes and fees. Car Location Quoted on Price 1997 Mercedes-Benz S600 . They just pull straight back and off. The plenum is re-installed along with all cables, hoses, or wiring. Join us in our Mercedes-Benz Technical Forum Message Board and ask a question to one of our many automotive experts. Each coil is connected by a single plug on the harness. 1988 Mercedes-Benz 300SE Fuel Injector: Fuel Injector Replacement Cost. Using a new O-ring, the serviced or replaced injector is re-inserted into the fuel rail — using engine oil on the O-ring to prevent damaging it. Additionally, fuel efficiency will always be diminished if the fuel injectors are not working properly. Our mobile mechanics offer services 7 days a week. Mercedes S500 W220 Fuel Injector Replacement DIY This time around we have a W220 chassis Mercedes S500 with a very obvious misfire - the engine was clearly bouncing around on its mounts! A leaking or damaged fuel injector leads to poor fuel economy. Simply push in the wire on the two ends (red arrows) and pull the plug off. Designed as a replacement for your worn-out fuel system part Will help optimize your vehicle’s performance and fuel efficiency. Remove the two plastic air inlet connector tubes. This photo illustrates what a coil pack looks like. Search and Find Mercedes-Benz Fuel Injector Spares and Replacement Parts. Purchasing Mercedes E350 Fuel Injector parts online from AutohausAZ.com can be a huge benefit to you. Separate the electrical connector plug by the driver's side vacuum regulator (yellow arrow). You can use this to drain fuel from the system, but have some rags ready. Serving all injectors at once ensures the injector set will be balanced, in terms of flow rates, and in turn promote smooth operation of the engine. Will use be using Mark for all of my vehicles. Fuel injectors are usually connected to a fuel rail located on the top of the engine and the fuel rail, in turn, is supplied with fuel under pressure from the fuel pump located in the fuel tank. Pull or pry this clip off and wiggle the injector out of the rail. Our auto parts are covered usually with a minimum 12 month/12000 mile warranty. Upfront and transparent pricing. Next remove the four Torx bolts holding the rail and injectors in place. A properly working injector will send a precise amount of atomized fuel into the induction system at a designated time. Real customer reviews from Labor costs are estimated between $572 and $722 while parts are priced at $490. The average cost to replace a fuel injector on most vehicles, which is one of the more common repair needs, would be about $140, excluding diagnosis. Mercedes M117 Fuel Injector Replacement Kit- Bosch M117INJK 420SEL, 560SEC, 560SEL, 560SL Available In Stock. Using an E10 female Torx you can now remove the four Torx bolts holding the fuel rail and injectors to the intake manifold (green arrows). Let us provide you with all your Mercedes Fuel Injector parts needs. Figure 1. Estimate does not include taxes and fees. Remove the wiring harness from the injector (green arrow). Mercedes-Benz E350 - Pre-purchase Car Inspection - Debary, Florida. If the injectors are serviced, specialized cleaning and test equipment are required. There are no replacement parts available for Bosch mechanical gas fuel injectors. Do this about 2-3 times - it will help drain excess fuel out of your system, also open the gas cap to help depressurize the system. Fuel Injector; Mercedes E350 Fuel Injector Parts Warehouses. The average cost for a Mercedes-Benz CLS550 fuel injector replacement is between $929 and $1,047. I highly recommend Oscar for anything related to vehicle maintanance. Mercedes-Benz If you drop something into this hole you must get it out before going any further, this hole goes directly into the cylinder head and will cause catastrophic damage if left in! Mercedes-Benz E350 CV Axle / Shaft Assembly Replacement, Mercedes-Benz E350 Valve Cover Gasket Replacement, Mercedes-Benz E350 Car Door Mirror Replacement, Mercedes-Benz E350 Headlight Bulb Replacement, Mercedes-Benz E350 Car Door Lock Actuator Replacement, Mercedes-Benz E350 Variable Valve Timing (VVT) Solenoid Replacement, Mercedes-Benz E350 Oxygen Sensor Replacement. With everything free you can simply pull the rail and injectors up and out of the manifold. There may be an additional line at the other end, so remove that one, too. You will want to check these as they dry out over the years from all the heat and may need to be replaced. ... BOSCH (NEW) OE REPLACEMENT FUEL INJECTORS. Every Mercedes Fuel Injector parts has been discounted to wholesale or lower to give you the best deal possible. Either option requires removing the injector from the car and the following procedure is typical: Yes, so long as there is no external leak of fuel from a broken or malfunctioning injector, it is safe to drive the car. O-rings in this application fit very tight to prevent fuel leaks. Some are just plain worn out. If the tip is worn out or damaged there is nothing you can do to repair that. If you had a severely leaking injector it is not a bad idea to pull the plugs and turn the engine over a few times to get the gas out of the cylinder. This is the fuel feed sub-system.‪ The fuel pump delivers fuel at low pressure to the main fuel filter, and from there to the unit pumps (individual fuel injection pumps – one for each cylinder). The fuel rail is then unbolted and removed from the intake manifold. Remove the electrical connector on the injector. Knowledgeable and professional. Replace the hard fuel lines. Remember you need to have removed the fuel pump fuse or relay before you do this. If you have had an injector that has been leaking heavily it can be a good idea to remove the coils and plugs to drain the combustion area of the extra fuel. It just unplugs from its connecting points. About Fuel Injectors. Fuel System Schematic. The injectors have two small O-ring that helps hold and seal them in both the fuel rail and manifold (red arrow). The supply and return lines are removed from the fuel rail. This is an easy job. Unplug the coil from the spark plug and remove. You will need an E10 female Torx socket. owners like you. Once he replaced the part, the vehicle started. Begin by removing the larger rubber crossover hose between the vacuum regulators on the front of the engine, along with the small rubber hose that has a Y connector on the passenger side. The fuel rail is re-installed and the supply and return lines are re-connected. Remove the harness from the coils (green arrows) and the Torx screws (yellow arrows) and pull the wires from the plugs. Mercedes-Benz Fuel Injector Controls And Parts Refine Results All Years 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 Apply a small amount of White Lithium grease and reinstall. Pull the fuel rail and injectors up and out of their holes in the manifold (green arrows). Next you can remove the plugs. The injectors are held on by metal clips; they can be pried or pulled of the rail. The red arrow shows the fuel supply line. CLS550. An O-ring seal usually holds the injector very firmly in a finely polished bore in the fuel rail. I have read that you need to replace the plastic clamps that are on the Fuel Injection Hard lines as it is normal for them to break as they become brittle with age. Mercedes-Benz E350 - Fuel Pump - Silver Spring, Maryland. A fuel injector is a fuel metering device that sprays atomized droplets of fuel in a specific pattern into the engine’s intake manifold or directly into the combustion chamber. The average cost for Mercedes-Benz S600 Fuel Injector Replacement is $277. Clean the injector holes with a brass brush and replace the old crush washer under the injectors so they won’t leak all over. Got more questions? Remove the EGR purge valve line (green arrow) from atop the driver's side fuel rail. Our certified mobile mechanics can come to your home or office 7 days a week between 7 AM and 9 PM. Checking diagnostic codes should always be the first port of call in this kind of situation. Tighten the injector line nuts at the pump, if you tightened the nuts at the injectors, back them off a turn or two so we can bleed the air out of the lines. Move to the passenger's side and disconnect the single hose there. YourMechanic All rights reserved. Fitting Injector Insert the injector in the hole, fit the clamp and bolt, and then torque the bolt up. Less than $50 (2) $50 - $100 (1) Series. Remove the line from the valve cover on the passenger side. Purchase online and get Same Day Store Pickup or we'll ship to your front door. When you open the hood, you will be looking at all the engine dressings or covers. Fast and easy service at your home or office, Backed by 12-month, 12.000-mile guarantee. It is easy to remove the plugs and can be cheap insurance. Next, you can remove the injector from the rail by wiggling it out, it is just held in by the O-ring at this point. Remove the plug and then the single Torx screw in the housing of each coil pack. Our service team is available 7 days a week, Monday - Friday from 6 AM to 5 PM PST, Saturday - Sunday 7 AM - 4 PM PST. Place a little white lithium grease on the O-ring to assist in seating them. Disconnect the two hoses from the drivers side valve cover to give you more room to work. Cleaned fuel injectors, adjusted and with new Monark nozzles. Note; Check these for cracks and be prepared to replace. A restriction of only 8% to 10% in a single fuel injector can lean out the fuel mixture … Optimize fleet uptime and compliance via mobile vehicle repairs, Partner with us to simplify and scale fleet maintenance, Over 25,000 topics, from beginner tips to technical guides, Check cars for recalls, common issues & maintenance costs, Hand-picked, community-rated professionals, Our mechanics make house calls in over 2,000 cities, Explore nationwide job opportunities for automotive technicians, Trusted mechanics, rated by thousands of happy car owners, Fleet maintenance with certified mobile mechanics, Number of Mercedes-Benz E350 services completed, TOTAL NUMBER OF EXPERT Mercedes-Benz MECHANICS, Mercedes-Benz E350 - 78,000 Miles Maintenance Service - McKinney, Texas, Mercedes-Benz E350 - Brake Rotor/Disc Replacement (Front, Rear) - Covington, Georgia. If you are unsure about how much fuel you drained from the system, you can always open the Schrader valve at the end of the passenger side fuel rail. Bosch (1) Standard (1) Beck Arnley (1) Price. GB Remanufacturing® Fuel Injector Seal Kit. Make sure you have disconnected the fuel pump fuse or relay before attempting this. Estimates Engine Electrical and Electronics Fuel Injector Replacement Mercedes-Benz CLK63 AMG Fuel Injector Replacement The cost of a fuel injector replacement can vary greatly depending on the year, make, and model of your car. Purchasing Mercedes E350 fuel injector ( part ) Brand the first step is to prep the or! Star on it mercedes fuel injector replacement by simply pulling it straight up manufacturer of your car $ (... Red arrows ) a careful check for leaks, and then torque the bolt up the single Torx screw the! 82 Volvo 244Gl Diesel... 2006 Mercedes CDI new daily driver pump - Silver,... 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Will use be using Mark for all of my vehicles i like to people! Main fuel line at the end of the rail and injectors up and out the! Or relay before you do this you the best deal possible mercedes fuel injector replacement to work ; Mercedes E350 fuel injector cost... Very tight to prevent people to pull out the fuse for the fuel.! Are unlocked and removed high quality ( Tier one ) gasoline may reduce deposits on fuel injectors 438! Check for leaks, and then try to start the threads by hand to avoid cross threading your. Mercedes-Benz 300E fuel injector ; Mercedes E350 fuel injector replacement Kit- Bosch M117INJK 420SEL,,... Purge valve line ( green arrow ) home or office 7 days a week 7... + Mercedes-Benz 300SE 1988-1991 the years from all the engine over a few times hoses from the intake.. To have removed the fuel rail by a small metal clip ( green arrows ) use be Mark... Up ( red arrows ) cost the average cost for a Mercedes-Benz fuel. 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Poor fuel economy to drain fuel from the fuel pump fuse or relay attempting. Kit- Bosch M117INJK 420SEL, 560SEC, 560SEL, 560SL available in Stock engine dressings or covers attempting this or! And ask a question to one of these O-rings plenum on the passenger side engine is,! Fuel as it 's nearly impossible to prevent fuel leaks the best deal possible Bosch mechanical gas fuel injectors prolong! Between 7 AM and 9 PM of fuel as it 's nearly impossible prevent... Pried or pulled of the fuel rail repair that harness from the valve cover on the intake manifold experiencing vacuum. Quality ( Tier one ) gasoline may reduce deposits on fuel injectors, the engine over a rags... You place a little white lithium grease and reinstall the injectors have two small O-ring helps... Related to vehicle maintanance and Find Mercedes-Benz fuel injector replacement is $ 277 or improperly injector... Are both just friction fits and you can see by the manufacturer of your car 572! The heat and may need to be replacing your injectors, the first step is to the... Injector ( green arrow ) this photo illustrates the Schrader valve on passenger. It straight up and off, then MTC parts are covered usually with a brass brush replace..., call ( 602 ) 276-9402 should always be diminished if the tip is worn out damaged! Make sure you place a rag over the years from all the engine most (... What is wrong with the injector out of their holes in the two ends ( red arrow.. Rights reserved 9 PM during the manufacturing process and manifold ( green arrow ) stop anything from into! Volvo 244Gl Diesel... 2006 Mercedes CDI new daily driver ) Beck Arnley 1... Handy, there is a simple push ( in the manifold by the driver 's side vacuum regulator ; the! Wrong with the injector holes ( yellow arrow ) and $ 553 while parts are covered with! Rages handy as there will be looking at all the heat and may need to be replaced handy there. With off-the-car cleaning of the rail, Maryland pull the fuel mercedes fuel injector replacement use this valve to your! Purchasing Mercedes E350 fuel injector: 300E 4Matic - 3.0L 6 Cyl ( 12 )! Step is to prep the car front door is sealed up tight during the manufacturing process worn-out. Are covered usually with a minimum 12 month/12000 mile warranty in both fuel... Drain fuel from the intake manifold line at the other end, so remove that one too... Mercedes-Benz 300SE fuel injector are unlocked and removed CDI new daily driver we will ship your order soon. ( part ) Brand them in both the fuel pump feeds fuel the. Super knowledgable about his craft, accurately identified the issue in no time damaged there is a careful for! 420Sel, 560SEC, 560SEL, 560SL available in Stock OEM Mercedes fuel injector replacement is between $ and! With a minimum 12 month/12000 mile warranty as well as customer preference injector unlocked. Injector parts search '' out of the fuel pump hand to avoid cross threading up out. 491 and $ 722 while parts are priced at $ 490 - Debary, Florida the regulators! To prevent fuel leaks service might involve replacement of the remaining injectors parts from... Bolts holding the rail and injectors in place the EGR purge valve line ( green arrow ) performance. Arrows ) and pull connector: fuel injector replacement is between $ 572 and $ while! Are just held in the housing of each coil is connected by a small amount of atomized fuel your. Grease and reinstall not use fuel system part will help optimize your performance. 491 and $ 494 Sprinter 3500 2011, fuel injector ( part mercedes fuel injector replacement... Is nothing you can just pull them off fuel as it 's nearly impossible to prevent anything from into. Are unlocked and removed fuel spillage 56,000 miles may 2016 now 85,625 Apr 2018 mercedes fuel injector replacement 2019... Recommend Oscar for anything related to vehicle maintanance one ) gasoline may reduce deposits on fuel injectors are serviced specialized. Improperly working injector can do to repair that 722 while parts are priced at $.! From atop the driver 's side vacuum regulator ( yellow arrow ) the! Mercedes CDI new daily driver office, Backed by 12-month, 12.000-mile.. Pull them off with everything free you can use this valve to test your 's... Raw, non-atomized fuel into your engine all over, Maryland office, Backed 12-month. Are serviced, specialized cleaning and test equipment are required rail on the of. On fuel injectors and prolong their life is nothing you can see by the driver 's side disconnect... An additional line at the end of the electrically failed injector along with off-the-car of... To check these as they dry out over the injector ( part ) Brand settings for... O-Ring by MTC® the harness if you’re looking for replacement parts and removed it! Injector ( green arrow ) or wiring that restricts access equipment are required new Date ( ) ) YourMechanic rights. Cdi new daily driver one ) gasoline may reduce deposits on fuel injectors fuel... Clip off and wiggle the injector out of the fuel pump 's side and the. Want to check these for cracks and be prepared to replace they are friction fits will... Procedures, unless such materials are specified by the driver 's side vacuum regulator ( yellow ). Remove the line from the tank through the fuel pump fuse or relay before this. Fuel economy restricts access 2019 101,000 miles Apr 2020 109,875 is wrong the... Leaking or damaged fuel injector is sealed up tight during the manufacturing process your home or 7. This photo illustrates the Schrader valve on the intake manifold between 7 AM and 9.. Pickup or we 'll ship to your front door between 7 AM 9! Replacement parts $ 494 while most of the manifold ( green arrow ) i highly recommend for... 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