Questions & Answers for: Mercedes-Benz 190-Class check engine light

...check engine light. If it fails when you are trying to start it sometimes, then I would go for the Fuel Relay. Typically if it doesn't start, you can pull out the relay and tap it on its side on the ...

...check engine light is also on. We took it to a MB shop who said that the fuel injectors needed to be replaced. We have now replaced all the injectors, only to find that we have the same problem. Any ...

check engine light on I am in the process of buying a 1992 Mercedes 300 E. I have only had the car 3 days and have no service records or manual for that year. The car has performed well until today ...

engine over only but the fuel pump and ignition module and other accessary is not turn on, the car will not start. What turn everything on is your computer, computer; control all items like fuel pump,

...check engine light won't clear, I had a mechanic check the computer codes. He said it showed wiring problems but they all checked out fine, when he wnet through them.??? sensor wire for emission they ...

...and I continue my way. What could be the problem? an other tip to find the problem is that when the car is cold the engine revolutions are unstable. Thanx. check fuel injectors for dirty , fuel ...

...you have a check engine light on? If so, some auto stores can determine what the problem is by using a device that asks the car computer what part triggered the check engine light. Please rate

...check engine light binking on and off Took truck to shop to clear the check engine light, a full tune was done and the check egine light was gone, a few days later the chec engine light came back on, ...

...do I get rid of the indication? This is the check engine light. since your car runs good, it's probably minor. but whatever it is it has to be fixed before the light will go out. have the codes ...

the engine light picture keeps coming on is the engine working well? Check engine oil and let sombody test sensors. If engine works good.