What causes high idle speed on Mercedes Benz?
A fault TPS sensor can confuse the ECU causing the idle to be erratic or “hunting”. High Idle Speed: The TPS may report faulty values causing the engine idle speed to be increased above normal.
Is there a problem with the throttle sensor on a Mercedes?
Mercedes-Benz throttle body or throttle position sensor found on C-Class, E-Class, S-Class, CLK-Class, SLK-Class may fail causing idle issues, no idle or poor acceleration. Symptoms of defective Mercedes throttle body or throttle position sensor include:
How does the TPS work in a Mercedes Benz?
Engine Hesitation on Throttle Application: The TPS is also used by the ECU to determine if the driver has applied the throttle quicker than the Manifold Air Pressure sensor can read.
Is there a problem with the Mercedes possition sensor?
Mercedes-Benz throttle body or throttle position sensor found on C-Class, E-Class, S-Class, CLK-Class, SLK-Class may fail causing idle issues, no idle or poor acceleration. Symptoms of defective Mercedes throttle body or throttle position sensor include: A common problem that you may notice is that the car drives fine under normal acceleration.
A fault TPS sensor can confuse the ECU causing the idle to be erratic or “hunting”. High Idle Speed: The TPS may report faulty values causing the engine idle speed to be increased above normal.
Mercedes-Benz throttle body or throttle position sensor found on C-Class, E-Class, S-Class, CLK-Class, SLK-Class may fail causing idle issues, no idle or poor acceleration. Symptoms of defective Mercedes throttle body or throttle position sensor include:
Engine Hesitation on Throttle Application: The TPS is also used by the ECU to determine if the driver has applied the throttle quicker than the Manifold Air Pressure sensor can read.
Can a bad throttle position sensor cause idle surging?
Idle surging can be caused due to other issues in the car, but if it happens in conjunction with other throttle position sensor symptoms, the culprit is often the TPS. At idle, the ECM will not get the correct information and the throttle will variate randomly causing idle surges. 3) Check Engine Light
What to do when your Mercedes goes into limp mode?
You may also get a check engine light if your transmission goes into limp mode. When a Mercedes-Benz goes into limp mode, it only operates in second gear and reverse only. When you put it in gear, you may also feel a bang as transmission engages. The first thing you should try is to check the transmission fluid level.
How does global synchronization work on a Mercedes Benz?
Global synchronization synchs all of your windows and sunroof so that they all open or close by a single command (pointing the key at the IR receiver in the driver’s door handle, and pushing & holding lock or unlock). Place the A/C switch on the A/C control panel in Auto, and the recirc button on.
How does the gas pedal work on a Mercedes?
Since 2000 Mercedes has been using drive by wire system. Which means you press the gas pedal but there is no cable connected directly to the throttle valve. Instead, there is a potentiometer that detects the position of the gas pedal.
What’s the problem with my Mercedes W140 S500?
Hi There,I have a Mercedes 1995 W140 S500. Here’s the problem. When the ASR light comes on the car stalls and it seems as if the engine has cut out. When I depress the accelerator the engine comes back to life and the car starts to move very slowly.
What to do if your Mercedes possition sensor is not working?
Don’t start the car. Press and hold the gas pedal for at least five seconds. Keep the pedal pressed. Turn ignition off but do not remove the key. Now release the gas pedal. Remove key. Wait a minute before you restart your Mercedes. This allows resetting the High and Low points of the gas pedal.
What happens when you press the gas pedal to the floor?
A common problem that you may notice is that the car drives fine under normal acceleration. If you press the gas pedal to the floor or try to accelerate quickly or floor it, the engine stops responding, RPMs drop and it may even go into limp mode.