1996 Mercedes-Benz C-Class "engine idle" Questions

Engine stalls or RPM fluctuates at idle up and down or dies near idle. This problem is commonly caused by a dirty automatic idle speed control valve and throttle valve but always run a OBD2 fault code

...idle. When you put your air con on the engine is under more load because it has too turn the aircon pump so it will stall. Also you have a little device on aircon cars that raise the idle a little to ...

...have a electronic gas pedal,and when it goes,the car loses power,but it will set off the check engine light.The idle air control valve can cause idle issues,but will not usually affect top end

How is your engine at idle? It should be not less than 700 RPM. 1-If it is not then you can raise it up. 2-If your idle is OK then need to have transmission checked for torque converter lockup problem

engine speeds up. The idle co I have a MercedesC220 l994 When I come to a stop most times the engine surges, ie the rpm's needle go up and down a few times and the car lurches forward a bit as

...engine started to rev on its own this time in a pulsing action as though you were pressing the accelerator on and of . any ideas hi,try to check the accelerator cable for free movement,or you may ...

...idle at 1000rpms and then drops to 500 or lower...I changed mass air flow sensor check engine coolant temp sensor(cold should read 3200ohms) also check posible fuel presure regulator (very common ...

...engine the problem goes away sometimes. 2 possible problems the 02 sensor did exactly what it is supposed to do,You have a idleing problem you are equipt with a ISC(idle speed control ) this is part ...

...engine) it has been known on M111 engines for oil to leak through a cracked sensor. Remove the electrical connection. if interior oily check the sensor body for cracks/leaks. Check coolant sensor and ...

...engine idle speed is approximately 700 rpm - the same as when the engine is warm (Is it supposed to idle higher with a cold engine?) The car does not cut out at all after these first few minutes of ...