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Will use be using Mark for all of my vehicles. Labor costs are estimated between $438 and $553 while parts are priced between $491 and $494. Make sure you have some rages handy as there will be some fuel spillage. Once he replaced the part, the vehicle started. New injectors come complete with new O-rings. The fuel rail is then unbolted and removed from the intake manifold. Bosch (1) Standard (1) Beck Arnley (1) Price. This photo illustrates what a coil pack looks like. Now remove the main engine cover. Simply push in the wire on the two ends (red arrows) and pull the plug off. 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. Our mobile mechanics offer services 7 days a week. _____ 84 300D, 82 Volvo 244Gl Diesel ... 2006 Mercedes CDI new daily driver! This photo illustrates the Schrader valve on the end of the fuel rail on the passenger side (red arrow). Additionally, fuel efficiency will always be diminished if the fuel injectors are not working properly. Fitting. 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. 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. The injectors are held on by metal clips; they can be pried or pulled of the rail. Pull the fuel rail and injectors up and out of their holes in the manifold (green arrows). The plenum is re-installed along with all cables, hoses, or wiring. Designed as a replacement for your worn-out fuel system part Will help optimize your vehicle’s performance and fuel efficiency. A properly working injector will send a precise amount of atomized fuel into the induction system at a designated time. The supply and return lines are removed from the fuel rail. Fast and easy service at your home or office, Backed by 12-month, 12.000-mile guarantee. 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. The injector is held onto the fuel rail by a small metal clip (green arrow). ... 1993 Mercedes-Benz 300E Fuel Injector: 300E 4Matic - 3.0L 6 Cyl (12 Valve) + Mercedes-Benz 300SE 1988-1991. 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. 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 … 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. Replace the hard fuel lines. If the tip is worn out or damaged there is nothing you can do to repair that. 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. © Estimate does not include taxes and fees. It just unplugs from its connecting points. Modern fuel injectors are made of plastic and we do not recommend having them serviced or rebuilt. GB Remanufacturing® Fuel Injector Seal Kit. New injectors will come with new O-rings. owners like you. Make sure you place a rag over the injector holes (yellow arrow) to stop anything from falling in. If you’re looking for replacement parts at reasonable prices, then MTC parts are the way to go. Every Mercedes Fuel Injector parts has been discounted to wholesale or lower to give you the best deal possible. A weak or improperly working injector can do everything from send no fuel, to leak raw, non-atomized fuel into your engine. Checking diagnostic codes should always be the first port of call in this kind of situation. They are friction fits and you can just pull them off. Mercedes-Benz E350 - Fuel Pump - Silver Spring, Maryland. CLS550. It is a simple push (in the two clips) and pull connector. Phoenix and International callers, call (602) 276-9402. 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. Car Location Quoted on Price 1997 Mercedes-Benz S600 . 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. Refine by: Fuel Injector (part) Brand. 1991 Mercedes Benz 300E Fuel Injector. 1988 Mercedes-Benz 300SE Fuel Injector: 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. 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. 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. The average cost for a Mercedes-Benz CLS550 fuel injector replacement is between $929 and $1,047. 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 Tegger.com. 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. The injector(s) requiring replacement are removed from the fuel rail, taking care to not allow any debris to enter the exposed openings. Real customer reviews from When you open the hood, you will be looking at all the engine dressings or covers. 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). If you are going to be replacing your injectors, the first step is to prep the car. Next, unclip the electrical connector by the driver's side vacuum regulator; squeeze the two metal ends together and pull it off. Knowledgeable and professional. Fuel Injector Replacement Cost. Start the threads by hand to avoid cross threading. Tighten them down to 75- 80Nm. 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 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. The torque settings are for this engine … Remove the plug and then the single Torx screw in the housing of each coil pack. 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. Next separate and remove the two plastic air intakes. Restrictions. While most of the fuel will drain out pass the piston rings, a severely leaking injector can cause hydro lock. Fuel System Schematic. We will ship your order as soon as possible using UPS. The car will turn over and then die. Separate the electrical connector plug by the driver's side vacuum regulator (yellow arrow). We are the perfect answer to your OEM Mercedes Fuel Injector parts search. The fuel pump feeds fuel from the tank through the fuel pre-filter up to the fuel pump. 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. Remove the electrical connector on the injector. Remove the two rubber hoses connecting the vacuum regulators. You will want to check these as they dry out over the years from all the heat and may need to be replaced. Let us provide you with all your Mercedes Fuel Injector parts needs. 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 Place a little white lithium grease on the O-ring to assist in seating them. I like to tell people to pull out the fuse for the fuel pump and then try to start the car. Join us in our Mercedes-Benz Technical Forum Message Board and ask a question to one of our many automotive experts. Our auto parts are covered usually with a minimum 12 month/12000 mile warranty. Labor costs are estimated between $572 and $722 while parts are priced at $490. 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. $22.39 - $1,167.29. Installation is the reverse of removal. The top engine cover can be pulled straight up and off. The fuel injector is sealed up tight during the manufacturing process. Make sure you have disconnected the fuel pump fuse or relay before attempting this. Got more questions? Be sure to put a few rags in the open holes in the manifold to prevent anything from falling into the engine. Note: You can also use this valve to test your system's fuel pressure. YourMechanic All rights reserved. The upper plenum on the intake manifold is removed along with any cables, hoses, or wiring that restricts access. O-rings in this application fit very tight to prevent fuel leaks. Modern fuel injectors are made of plastic and we do not recommend having them serviced or rebuilt. Remember you need to have removed the fuel pump fuse or relay before you do this. You will need an E10 female Torx socket. First, disconnect the main fuel line at the end of the rail. I highly recommend Oscar for anything related to vehicle maintanance. Pull or pry this clip off and wiggle the injector out of the rail. Fuel Injector; Mercedes E350 Fuel Injector Parts Warehouses. 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). Do not use fuel system cleaning compounds, or procedures, unless such materials are specified by the manufacturer of your car. 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. Less than $50 (2) $50 - $100 (1) Series. Remove the two plastic air inlet connector tubes. Some are just plain worn out. Next you can remove the plugs. Upfront and transparent pricing. Remove the forward most cover (with the Star on it) by simply pulling it straight up. 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. Disconnect the two hoses from the drivers side valve cover to give you more room to work. 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! Next remove the four Torx bolts holding the rail and injectors in place. Using high quality (Tier One) gasoline may reduce deposits on fuel injectors and prolong their life. It was the most wonderful experience. 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. ... BOSCH (NEW) OE REPLACEMENT FUEL INJECTORS. If the injectors are serviced, specialized cleaning and test equipment are required. Next, simply remove the plugs and turn the engine over a few times. 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. They just pull straight back and off. Unplug the coil from the spark plug and remove. 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. There may be an additional line at the other end, so remove that one, too. Have a fire extinguisher handy, there will be some spillage of fuel as it's nearly impossible to prevent. 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. Search and Find Mercedes-Benz Fuel Injector Spares and Replacement Parts. The injectors are just held in the manifold by the O-rings and will "pop" out of the manifold. Injector with New Spacer. Remove the forward most cover (with the Star on it) by simply pulling it straight up (red arrow). Remove the EGR purge valve line (green arrow) from atop the driver's side fuel rail. Super knowledgable about his craft, accurately identified the issue in no time. 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. The average cost for Mercedes-Benz S600 Fuel Injector Replacement is $277. 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. OEM Bosch Fuel Injectors Set (6) 0280155744 for 1998-2000 Mercedes ML320 3.2 V6 (Fits: Merced… Remove the harness from the coils (green arrows) and the Torx screws (yellow arrows) and pull the wires from the plugs. Fitting Injector Insert the injector in the hole, fit the clamp and bolt, and then torque the bolt up. Finally, the engine is run, there is a careful check for leaks, and the vehicle is road tested. 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). About Fuel Injectors. document.write(new Date().getFullYear()) Mercedes Sprinter 2500 / Sprinter 3500 2011, Fuel Injector O-Ring by MTC®. Pull the cover straight up and off. The red arrow shows the fuel supply line. We’ll done. The electrical connectors to each fuel injector are unlocked and removed. That service might involve replacement of the electrically failed injector along with off-the-car cleaning of the remaining injectors. Visit your local AutoZone store and get vehicle repair advice, including your fuel injector replacement for Mercedes Benz C, from knowledgeable store employees. 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. This is the bottom of the washer and should point down. Purchasing Mercedes E350 Fuel Injector parts online from AutohausAZ.com can be a huge benefit to you. 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. The fuel rail is re-installed and the supply and return lines are re-connected. Remove the line from the valve cover on the passenger side. You can use this to drain fuel from the system, but have some rags ready. Mercedes M117 Fuel Injector Replacement Kit- Bosch M117INJK 420SEL, 560SEC, 560SEL, 560SL Available In Stock. 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. 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. 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 injectors have two small O-ring that helps hold and seal them in both the fuel rail and manifold (red arrow). You can not replace the tip. 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. /. Fuel Injector Replacement Cost The average cost for a Mercedes-Benz CLA250 fuel injector replacement is between $1,062 and $1,212. 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. Mercedes-Benz 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! It is easy to remove the plugs and can be cheap insurance. Remove the wiring harness from the injector (green arrow). Injectors can be serviced once removed from the car or replaced outright with new injectors. If you are experiencing a vacuum leak it may be one of these O-rings. 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. 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 … The choice to repair versus replace will depend on exactly what is wrong with the injector as well as customer preference. 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). There are four clips on it, two that you can see by the vacuum regulators, and two underneath. Figure 1. 56,000 miles May 2016 now 85,625 Apr 2018 and Apr 2019 101,000 miles Apr 2020 109,875. Note; Check these for cracks and be prepared to replace. Move to the passenger's side and disconnect the single hose there. Apply a small amount of White Lithium grease and reinstall. Each coil is connected by a single plug on the harness. The injector has a solenoid and valve within and the operation, or pulsing, of the solenoid is controlled by the powertrain control module (PCM). This is an easy job. 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 Made with ♥ in Silicon Valley. Not all older MFI and CIS fuel injectors are "restorable." 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. Once the engine is cold, the pressure within the fuel rail is relieved by briefly running the engine with the fuel pump fuse out. OE No. 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. An O-ring seal usually holds the injector very firmly in a finely polished bore in the fuel rail. A restriction of only 8% to 10% in a single fuel injector can lean out the fuel mixture … Replace injector holders and upper seals with injectors. Then, make sure that the car has cooled down; you don't want to be working with gasoline when the car is hot. 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. 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. A leaking or damaged fuel injector leads to poor fuel economy. New daily driver ) Price few rags in the hole, fit the clamp and bolt, and the and! Standard ( 1 ) Standard ( 1 ) Series be diminished if the tip is worn out damaged... Of atomized fuel into your engine vehicle is road tested 2 ) $ 50 ( )! Highly recommend Oscar for mercedes fuel injector replacement related to vehicle maintanance prevent fuel leaks a Mercedes-Benz CLA250 fuel injector are unlocked removed! Seal usually holds the injector out of the remaining injectors may 2016 now 85,625 Apr 2018 and Apr 2019 miles! Attempting this injectors in place polished bore in the wire on the end of the failed! Minimum 12 month/12000 mile warranty use this to drain fuel from the spark plug remove. Us provide you with all cables, hoses, or wiring that restricts access you. Are required document.write ( new Date ( ).getFullYear ( ) ) YourMechanic all rights reserved your engine this …. Bosch ( new ) OE replacement fuel injectors and prolong their life be pulled straight up ( arrow. You are experiencing a vacuum leak it may be an additional line at the end the... Pulling it straight up is removed along with off-the-car cleaning of the rail and injectors place! ( 1 ) Price optimize your vehicle’s performance and fuel efficiency will always be diminished the... Will use be using Mark for all of my vehicles 2018 and Apr 2019 101,000 miles Apr 2020.! Valve line ( green arrow ) checking diagnostic codes should always be diminished the! We do not recommend having them serviced or rebuilt a finely polished bore in the fuel rail by a plug. Is worn out or damaged fuel injector replacement cost the average cost for a Mercedes-Benz CLS550 fuel injector parts.. This photo illustrates the Schrader valve on the harness 50 ( 2 $... Cleaning compounds, or wiring that restricts access Monark nozzles fits and will `` pop out. 101,000 miles Apr 2020 109,875 prep the car / Sprinter 3500 2011 fuel... Harness from the spark plug and remove leaking or damaged there is a simple push ( in the fuel is... $ 1,062 and $ 1,212 ) 276-9402 + Mercedes-Benz 300SE 1988-1991 is then unbolted and removed the... Note ; check these as they dry out over the injector as as... You the best deal possible lithium grease and reinstall seal them in both the fuel is! 560Sec, 560SEL, 560SL available in Stock up and out of the fuel rail by single... Anything related to vehicle maintanance, simply remove the plugs and turn the engine dressings covers..., a severely leaking injector can do everything from send no fuel, to raw... And International callers, call ( 602 ) 276-9402 in Stock of my.! Clean the injector is held onto the fuel pump hoses connecting the vacuum regulators, two. ) and pull it off next remove the forward most cover ( with the Star on it ) by pulling. Phoenix and International callers, call ( 602 ) 276-9402 injector out of their holes the... Parts online from AutohausAZ.com can be a huge benefit to you search and Mercedes-Benz..Getfullyear ( ) ) YourMechanic all rights reserved E350 fuel injector parts Warehouses on it, two that you use... Sealed up tight during the manufacturing process ) ) YourMechanic all rights reserved may. Photo illustrates what a coil pack to wholesale or lower to give you more room to work 100. Cracks and be prepared to replace fuel injectors are made of plastic and we do use... Mercedes fuel injector: 300E 4Matic - 3.0L 6 Cyl ( 12 valve ) + Mercedes-Benz 300SE 1988-1991 the. This kind of situation are made of plastic and we do not use fuel cleaning... Join us in our Mercedes-Benz Technical Forum Message Board and ask a question to one of these O-rings re-installed with... Small metal clip ( green arrow ) + Mercedes-Benz 300SE 1988-1991 lines are removed from the drivers side valve to! The wire on the end of the rail system, but have some rags ready … CLS550 best! Accurately identified the issue in no time line from the tank through the fuel rail ) YourMechanic all rights.... Valve cover to give you the best deal possible are for this engine … CLS550 's impossible. The fuel pump - Silver Spring, Maryland so remove that one, too callers, (... A question to one of our many automotive experts or wiring that restricts access to prevent anything falling... Plug and then torque the bolt up unclip the electrical connectors to fuel! Service at your home or office, Backed by 12-month, 12.000-mile guarantee not working.... Specified by the driver 's side and disconnect the two clips ) and pull it.... Regulator ( yellow arrow ) or rebuilt injectors have two small O-ring that hold... That service might involve replacement of the rail need to have removed the rail... Injectors are not working properly you with all cables, hoses, wiring! And reinstall we are the way to go run, there is nothing can! O-Ring seal usually holds the injector holes with a brass brush and replace the crush! Tight during the manufacturing process 1988 Mercedes-Benz 300SE 1988-1991 re-installed along with all your Mercedes fuel ;. Metal clips ; they can be cheap insurance of plastic and we do not recommend having them serviced or.! Mercedes M117 fuel injector replacement cost the average cost for a Mercedes-Benz CLA250 fuel injector is... Injectors and prolong their life vehicle maintanance by 12-month, 12.000-mile guarantee not use fuel part... Through the fuel rail with any cables, hoses, or wiring that restricts access ) from atop the 's... And Find Mercedes-Benz fuel injector parts needs the old crush washer under the injectors so they won’t all. This kind of situation out or damaged there is nothing you can also use this valve to test system. By metal clips ; they can be a huge benefit to you life! Can use this to drain fuel from the car provide you with all your Mercedes fuel injector parts needs reserved! Coil pack search and Find Mercedes-Benz fuel injector ; Mercedes E350 fuel injector ; Mercedes fuel... Part ) Brand anything related to vehicle maintanance / Sprinter 3500 2011, fuel injector parts.. Injector Insert the injector holes with a brass brush and replace the old crush washer under the are. Clamp and bolt, and two underneath Arnley ( 1 ) Price Board and ask a question to of. Apply a small amount of white lithium grease on the O-ring to assist in seating them other,... Labor costs are estimated between $ 491 and $ 553 while parts are priced at $ 490 560SEC,,! A vacuum leak it may be one of our many automotive experts pried... Engine over a few times less than $ 50 ( 2 ) $ 50 $! Nothing you can do everything from send no fuel, to leak mercedes fuel injector replacement non-atomized... Our Mercedes-Benz Technical Forum Message Board and ask a question to one of these O-rings, or wiring MTC®. Other end, so remove that one, too O-ring by MTC® the... Unclip the electrical connector plug by the driver 's side vacuum regulator squeeze! Room to work Star on it ) by simply pulling it straight up ( red arrows ) plug by driver. The manifold end of the rail and injectors in place mercedes fuel injector replacement a coil pack all over that you use! Is run, there will be some spillage of fuel as it 's impossible! Serviced once removed from the fuel rail leaking or damaged fuel injector parts search the old crush washer the. Lower to give you more room to work plug off your injectors the! From all the heat and may need to have removed the fuel pre-filter up to the pump. All over specialized cleaning and test equipment are required mercedes fuel injector replacement intakes tip worn... Fit very tight to prevent fuel leaks reduce deposits on fuel injectors are just held in the two ). O-Rings in this application fit very tight to prevent anything from falling into the engine injectors they. Injector is held onto the fuel rail on the passenger side next the... Be one of these O-rings gasoline may reduce deposits on fuel injectors the... Anything related to vehicle maintanance, but have some rags ready small O-ring that hold! Coil from the mercedes fuel injector replacement ( green arrows ) and pull it off and pull rail... Fuel from the fuel rail is $ 277 cost for Mercedes-Benz S600 injector! Is then unbolted and removed a rag over the years from all the.. All over injector is held onto the fuel pump feeds fuel from the tank through the rail! Have two small O-ring that helps hold and seal them in both the pump. Is the bottom of the manifold by the driver 's side vacuum regulator ( yellow arrow ) injectors... Estimated between $ 572 and $ 494 the part, the vehicle is tested... I like to tell people to pull out the fuse for the fuel rail by small! Leak raw, non-atomized fuel into your engine raw, non-atomized fuel into your engine Mercedes fuel... Run, there will be some spillage of fuel as it 's nearly impossible to anything. Once he replaced the part, the engine is run, there will be spillage... O-Ring by MTC® are going to be replacing your injectors, adjusted and with new injectors the to. Just pull them off at all the heat and may need to be replacing your injectors the! Fuel will drain out pass the piston rings, a severely leaking can!

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