Why does the ASR light go off when I stop the car?

2) The ASR light comes on, tachometer indicates 1000 rpm but can drive the car even though it’s in the Limp-Home (L-H) mode. 3) If the ASR is on, drive for 5 minutes or so, stop, re-cycling the ignition and the ASR light will go off and STAY off until I stop the car and let the heat build up in the engine compartment.

Is there a problem with the ASR on a Mercedes?

I guess that if you own a Mercedes, you will at some time get that problem! The ASR problem seems to occur in two distinct ways: It can occur while driving and gives the driver quite a start! The car goes into the LH mode (will be described later) and the accelerator pedal does not respond as before. It’s quite a ‘trip’ to drive the car.

Where is the ASR light located on an ABS?

But now the ASR light is on. So to kill that, insulate pin 29 on connector 1 of the ABS/ASR [N30/1] module by using a strong but thin tape. The MIL signal comes from this module and lights the ASR lamp located in the IC.

Is there an ASR problem on my S500?

All readings ok: 120 ohms across the bus and continuity to all modules on the bus. After re installing the modules, which had all cooled down, the car was started, NO ASR lamp. Ran perfectly. Drove it for about 20 minutes, parked it in the sun (yesterday in SD, it was 95degs).

What does ABS Bas ASR light on Mercedes mean?

What do ABS BAS ASR lights mean? If any of these lights turns on and stay ON once you start to drive the car it means there is a problem with one of the following systems or related sensors. Step 1: Ensure that the main battery on your Mercedes-Benz is holding a proper charge. Mercedes-Benz cars are very sensitive to low voltage.

What can I do about my 1995 SL500?

This video is for a ’95 SL500. Victor will repair or rewire the ETA complete with harness for a very reasonable price if you want. He also can repair / rebuild most other parts such as the engine wiring harness, closing assist pump and most other systems in the car.

When does the ASR light come on in my car?

Was able to find a compatible EA/CC/ISC [N4/3] module to test in my car. Well, it worked for a while! Same thing after 6 trips or so: If the car is stopped after high speed driving and then into stop-go traffic for 10 mins or so, ASR light comes on. The engine heat builds to 100C or so when the key is switched on.

Why is my car violently shaking and my Check Engine light?

Halfway home my car felt like it was driving funny then suddenly my check engine light and HOLD light started flashing.soon as I stopped at a red light the whole car started to violently shake but stops when I hit the accelerator My car has 80000 miles. My car has an automatic transmission.

What are the symptoms of limp home mode?

The most common symptoms of limp mode are check engine light, reduced engine power, RPM limit, or stuck gear. Here is a more detailed list of the most common symptoms of limp home mode. 1. Check Engine Light The check engine light is the first thing you will notice on your dashboard when the car is in limp mode.

What was the problem with the ASR on my 1992 500SL?

I started having a problem with the ASR system on a 1992 500SL. I was driving on the highway when the ASR sensor light came on and the car defaulted to a “limp home mode”: The engine output power was reduced and I was able to make almost home; after stopping at a red light the battery light came on and the car completely stalled.

What causes the ASR light to come on on a Mercedes 500SL?

Everything pointed to the Electronic Accelerator Actuator (that checked out okay as well). After discussing the past few months with the car, we established that my problem was moisture in the R25 sensor (throttle positioning sensor) causing the ASR light to come on and the engine to go into the LH mode.

What happens when the ASR light comes on?

I was driving on the highway when the ASR sensor light came on and the car defaulted to a “limp home mode”: The engine output power was reduced and I was able to make almost home; after stopping at a red light the battery light came on and the car completely stalled. I restarted the car and the ASR light was off and the car drove normally home.

What to do if Bas ASR light is still on?

If you are still having BAS/ASR light problem, it may be time to have an auto mechanic or a Mercedes-Benz dealer in your area perform a diagnostic. If you want to figure out the BAS/ASR problem on your own, you will need to get a hold of an advanced diagnostic scanner to do a complete system scan and read the fault codes.

Is it possible to replace the accelerator pedal sensor?

In some cases, it is possible to replace just the sensor – but on other car models, you have to replace the whole accelerator pedal. Removing the accelerator pedal can sometimes be challenging, but it is pretty straightforward on most car models.

What are the symptoms of a bad accelerator pedal sensor?

In this article, you will find the most common symptoms of a bad accelerator pedal position sensor 1. Your car hesitates to move when the gas pedal is pressed 2. The engine doesn’t idle smoothly 3. Your car doesn’t accelerate over a specific limit 4. Your car won’t shift up or jerks upon depressing the pedal 5. You experience low gas mileage

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