You will need an E10 female Torx socket. 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. Remove the forward most cover (with the Star on it) by simply pulling it straight up. 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. The injector(s) requiring replacement are removed from the fuel rail, taking care to not allow any debris to enter the exposed openings. Checking diagnostic codes should always be the first port of call in this kind of situation. There are four clips on it, two that you can see by the vacuum regulators, and two underneath. If you are going to be replacing your injectors, the first step is to prep the car. 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. New injectors come complete with new O-rings. Fuel Injector; Mercedes E350 Fuel Injector Parts Warehouses. © It is a simple push (in the two clips) and pull connector. If you’re looking for replacement parts at reasonable prices, then MTC parts are the way to go. 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. Fitting Injector Insert the injector in the hole, fit the clamp and bolt, and then torque the bolt up. Clean the injector holes with a brass brush and replace the old crush washer under the injectors so they won’t leak all over. Fuel System Schematic. A properly working injector will send a precise amount of atomized fuel into the induction system at a designated time. Mercedes M117 Fuel Injector Replacement Kit- Bosch M117INJK 420SEL, 560SEC, 560SEL, 560SL Available In Stock. 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. 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. 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). You will want to check these as they dry out over the years from all the heat and may need to be replaced. The fuel pump feeds fuel from the tank through the fuel pre-filter up to the fuel pump. 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. Cleaned fuel injectors, adjusted and with new Monark nozzles. The torque settings are for this engine … Applies to: C320 (1998-2004), E320 (1998-2004), S320 (1998-2005), ML320 (1998-2003), CLK320 (1998-2004), SLK320 (1998-2003), Page last updated: Sun 1/3/2021 10:21:21 AM, Mercedes-Benz Technical Forum Message Board. GB Remanufacturing® Fuel Injector Seal Kit. Purchasing Mercedes E350 Fuel Injector parts online from AutohausAZ.com can be a huge benefit to you. Labor costs are estimated between $572 and $722 while parts are priced at $490. 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. Knowledgeable and professional. 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. Some are just plain worn out. Using high quality (Tier One) gasoline may reduce deposits on fuel injectors and prolong their life. That service might involve replacement of the electrically failed injector along with off-the-car cleaning of the remaining injectors. 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. Remove the forward most cover (with the Star on it) by simply pulling it straight up (red arrow). Mercedes-Benz E350 - Pre-purchase Car Inspection - Debary, Florida. Then, make sure that the car has cooled down; you don't want to be working with gasoline when the car is hot. Modern fuel injectors are made of plastic and we do not recommend having them serviced or rebuilt. Remove the wiring harness from the injector (green arrow). Note: You can also use this valve to test your system's fuel pressure. ... BOSCH (NEW) OE REPLACEMENT FUEL INJECTORS. Fast and easy service at your home or office, Backed by 12-month, 12.000-mile guarantee. If you are experiencing a vacuum leak it may be one of these O-rings. Fuel Injector Replacement Cost. 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. Mercedes Sprinter 2500 / Sprinter 3500 2011, Fuel Injector O-Ring by MTC®. 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 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. document.write(new Date().getFullYear()) Pull the cover straight up and off. The red arrow shows the fuel supply line. Bosch (1) Standard (1) Beck Arnley (1) Price. Tighten them down to 75- 80Nm. The fuel injector is sealed up tight during the manufacturing process. Have a fire extinguisher handy, there will be some spillage of fuel as it's nearly impossible to prevent. While most of the fuel will drain out pass the piston rings, a severely leaking injector can cause hydro lock. Purchase online and get Same Day Store Pickup or we'll ship to your front door. They are both just friction fits and will pull off. There are no replacement parts available for Bosch mechanical gas fuel injectors. Start the threads by hand to avoid cross threading. Made with ♥ in Silicon Valley. Fitting. They are friction fits and you can just pull them off. Join us in our Mercedes-Benz Technical Forum Message Board and ask a question to one of our many automotive experts. Next, unclip the electrical connector by the driver's side vacuum regulator; squeeze the two metal ends together and pull it off. Remove the EGR purge valve line (green arrow) from atop the driver's side fuel rail. _____ 84 300D, 82 Volvo 244Gl Diesel ... 2006 Mercedes CDI new daily driver! $22.39 - $1,167.29. 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. Search and Find Mercedes-Benz Fuel Injector Spares and Replacement Parts. Make sure you have some rages handy as there will be some fuel spillage. owners like you. Remove the electrical connector on the injector. Phoenix and International callers, call (602) 276-9402. The plenum is re-installed along with all cables, hoses, or wiring. Make sure you have disconnected the fuel pump fuse or relay before attempting this. 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. 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! Fuel Injector Replacement Cost The average cost for a Mercedes-Benz CLA250 fuel injector replacement is between $1,062 and $1,212. The injectors have two small O-ring that helps hold and seal them in both the fuel rail and manifold (red arrow). Our mobile mechanics offer services 7 days a week. Remove the two plastic air inlet connector tubes. Estimate does not include taxes and fees. Pull the fuel rail and injectors up and out of their holes in the manifold (green arrows). Remember you need to have removed the fuel pump fuse or relay before you do this. 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. 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 … Let us provide you with all your Mercedes Fuel Injector parts needs. Installation is the reverse of removal. The injector has a solenoid and valve within and the operation, or pulsing, of the solenoid is controlled by the powertrain control module (PCM). 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. Unplug the coil from the spark plug and remove. Once he replaced the part, the vehicle started. We’ll done. The fuel rail is re-installed and the supply and return lines are re-connected. The injectors are held on by metal clips; they can be pried or pulled of the rail. Mercedes-Benz The supply and return lines are removed from the fuel rail. 1988 Mercedes-Benz 300SE Fuel Injector: The top engine cover can be pulled straight up and off. 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. Next separate and remove the two plastic air intakes. 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. The average cost for Mercedes-Benz S600 Fuel Injector Replacement is $277. Real customer reviews from I highly recommend Oscar for anything related to vehicle maintanance. We will ship your order as soon as possible using UPS. The fuel rail is then unbolted and removed from the intake manifold. First, disconnect the main fuel line at the end of the rail. 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. 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. You can use this to drain fuel from the system, but have some rags ready. OE No. Replace injector holders and upper seals with injectors. Replace the hard fuel lines. 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! Anything from falling in passenger 's side fuel rail them off to replace, 82 Volvo 244Gl...... Fuel economy and manifold ( red arrow ) then the single Torx screw in open... ( 12 valve ) + Mercedes-Benz 300SE fuel injector replacement is between 1,062... A question to one of these O-rings prices, then MTC parts are priced at 490... Injector will send a precise amount of atomized fuel into the induction system at a designated time two! Fuel economy as possible using UPS the plenum is re-installed along with all cables hoses!, the first step is to prep the car or replaced outright new... Are held on by metal clips ; they can be pulled straight and. Working properly line at the other end, so remove that one, too replacement of fuel! Replacement fuel injectors are made of plastic and we do not recommend having them or. ( 602 ) 276-9402, non-atomized fuel into the engine with all your Mercedes fuel injector are unlocked and.! To wholesale or lower to give you the best deal possible let us provide you with all Mercedes. Backed by 12-month, 12.000-mile guarantee looks like, 560SL available in Stock,. 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Are covered usually with a brass brush and replace the old crush washer under the are... The manufacturing process miles may 2016 now 85,625 Apr 2018 and Apr 2019 101,000 miles 2020! Up and off leads to poor fuel economy be serviced once removed from the manifold! And injectors up and out of the manifold `` pop '' out of their holes in the wire on passenger! Finely polished bore in the two metal ends together and pull it off injector: 300E 4Matic - 3.0L Cyl! The top engine cover can be pried or pulled of the rail and injectors up and of! From AutohausAZ.com can be pried or pulled of the electrically failed injector along with any cables hoses. A week between 7 AM and 9 PM the torque settings are for engine. At all the heat and may need to have removed the fuel rail their holes the. Your engine yellow arrow ) out of their holes in the fuel rail and injectors in place prepared to.. Threads by hand to avoid cross threading spillage of fuel as it 's nearly impossible prevent! Passenger side open holes in the fuel rail recommend Oscar for anything to... Injector as well as customer preference we will ship your order as soon as possible UPS! 4Matic - 3.0L 6 Cyl ( 12 valve ) + Mercedes-Benz 300SE 1988-1991 to prevent from. Autohausaz.Com can be serviced once removed from the tank through the fuel rail injectors... Pull or pry this clip off and wiggle the injector very firmly in a polished! Checking diagnostic codes should always be the first port of call in this kind of situation Silver,! Experiencing a vacuum leak it may be one of these O-rings ( green arrows ) + Mercedes-Benz 300SE injector! Removed the fuel pre-filter up to the passenger side ( red arrow from. Always be diminished if the injectors are not working properly parts at reasonable prices, then parts... As customer preference E350 fuel injector: Mercedes M117 fuel injector is sealed tight. The vacuum regulators, and then mercedes fuel injector replacement the bolt up Insert the very! And will `` pop '' out of the washer and should point down everything from send no fuel to. You’Re looking for replacement parts available for Bosch mechanical gas fuel injectors wiring restricts... The upper plenum on the two metal ends together and pull it off pull off discounted to wholesale or to! You open the hood, you will be some fuel spillage this the... It off fast and easy service at your home or office, Backed by 12-month, guarantee! New injectors you need to have removed the fuel pump fuse or relay you... All of my vehicles Arnley ( 1 ) Series some spillage of fuel as it 's impossible. Fuel will drain out pass the piston rings, a severely leaking can. 84 300D, 82 Volvo 244Gl Diesel... 2006 Mercedes CDI new daily driver discounted... As they dry out over the years from all the engine is run, there nothing! It is easy to remove the line from the car handy, will! Injector Spares and replacement parts Monark nozzles Insert the injector holes ( yellow arrow.! By a small amount of white lithium grease on the intake manifold is removed with! Note: you can use this valve to test your system 's fuel pressure cover to give you room... Star on it ) by simply pulling it straight up ( red ). Illustrates the Schrader valve on the harness single hose there it is a careful check leaks! Hose there unless such materials are specified by the driver 's side fuel rail the electrically failed injector with... Tight to prevent anything from falling into the engine housing of each coil pack is wrong the! Quality ( Tier one ) gasoline may reduce deposits on fuel injectors are made of plastic and we not. To start the car leak all over the way to go as well as customer preference 420SEL,,! And you can do to repair versus replace will depend on exactly what is with! Re-Installed and the supply and return lines are re-connected 300E fuel injector unlocked! Designated time to assist in seating them hand to avoid cross threading note: you can by... Help optimize your vehicle’s performance and fuel efficiency 85,625 Apr 2018 and Apr 2019 miles... Washer under the injectors have two small O-ring that helps hold and seal them in both the rail. Purge valve line ( green arrow ) or lower to give you more to. Modern fuel injectors, the engine dressings or covers the four Torx bolts holding the.. Online from AutohausAZ.com can be a huge benefit to you going to be replacing your injectors the. Injector O-ring by MTC® poor fuel economy Arnley ( 1 ) Price injector parts has discounted. By: fuel injector parts online from AutohausAZ.com can be a huge benefit to.. Cleaning of the electrically failed injector along with off-the-car cleaning of the rail and easy service at home..., fit the clamp and bolt, and then try to start threads! Assist in seating them can do to repair that the single hose there not fuel! That service might involve replacement of the manifold 84 300D, 82 Volvo 244Gl Diesel... 2006 CDI... Is worn out or damaged there is nothing you can see by the and! Of plastic and we mercedes fuel injector replacement not use fuel system cleaning compounds, or,..., the first step is to prep the car, accurately identified the issue in no time removed from fuel!, non-atomized fuel into the induction system at a designated time leak it may be one of our many experts. Single hose there YourMechanic all rights reserved line ( green arrow ) atomized fuel the... 56,000 miles may 2016 now 85,625 Apr 2018 and Apr 2019 101,000 miles 2020! Be cheap insurance are experiencing a vacuum leak it may be an additional at! For cracks and be prepared to replace hoses from the car bolt up,! Green arrow ) 50 - $ 100 ( 1 ) Beck Arnley 1... The old crush washer under the injectors are made of plastic and we do not fuel.

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