What kind of injector does Mercedes Benz use?
Mercedes use Delphi to supply the injectors and it seems they are unable to source sufficient parts to resolve the issues, with many of our readers reporting their cars off the road for months. True, Mercedes do seem to be offering loan cars to owners who have had more than one injector failure (surely they should be doing it for everyone?).
Is there a problem with Mercedes BlueEFFICIENCY injector?
It takes no time at all to undo a hard-won reputation (as Mercedes have already found out once to their cost) and, despite Mercedes’ assurance that they are addressing this problem, Cars UK readers are not convinced. So what do Mercedes say? We asked them for a statement and received the following:
Are there any problems with the Mercedes OM651 engine?
We asked them for a statement and received the following: “A problem has been identified which is due the manufacture of a small number of faulty diesel fuel injectors by our supplier, which can affect 220 CDI and 250 CDI models of the C-Class and E-Class ranges fitted with the new OM651 engine.
Can you drive a Mercedes in limp home mode?
In “limp home” mode the car remains driveable albeit at a lower speed than in normal use. “As an interim solution, Mercedes-Benz has provided a loan car to the small number of customers affected by more than one failure, and will return the customer’s vehicle once repaired and fully tested by its technical team.
What causes a Mercedes Benz injector to leak?
Due to poor design, the injector seals on Mercedes diesel engines can leak, which means uncombusted diesel and exhaust gases are pushed back past the injector seal and up the injector shaft. This all occurs during the compression and exhaust cycles of the engine.
What are the symptoms of a bad fuel injector?
Common signs include an odor of fuel in the car, engine performance issues, and the Check Engine Light coming on. 1. Engine misfires and decrease in power, acceleration, and fuel efficiency 2. Fuel odor 3. Check Engine Light comes on Fuel injectors are an engine management component that is found on the vast majority of road going vehicles.
Mercedes use Delphi to supply the injectors and it seems they are unable to source sufficient parts to resolve the issues, with many of our readers reporting their cars off the road for months. True, Mercedes do seem to be offering loan cars to owners who have had more than one injector failure (surely they should be doing it for everyone?).
How to repair a CDI injector on a Mercedes Benz?
Take your time and be patient. Get the thread clean as possible and remove all of the carbon that can clog it. If the threads are worn due to poor workmanship before use a helicoil to repair it. ALWAYS use a new bolt and copper seal. They are pennies from your local Mercedes Benz dealer.