Abs/EDL/ASR/Esp Indicator Lamps

Warning Lamps 

Item	Designation
1	ASR/ESP Control Lamp -K155-
2	Brake Pad Wear Indicator Lamp -K32-, installed in different locations
3	ABS Warning Lamp -K47-
4	Brake System Warning Lamp -K118-

Brake Pad Wear Indicator Lamp -K32- 

• If the brake pad wear indicator lamp -2- does not switch off 3 seconds after the ignition is switched on or if it lights up when vehicle is driven, it could be caused by the following malfunctions:

-a- Brake pads may be worn.

Check front and rear axle brake pads/linings. Replace worn brake pads/linings.

-b- There is a malfunction in the wire routing. 3 the appropriate SYSTEM WIRING DIAGRAMS information.

ABS Warning Lamp -K47- 

• If the ABS warning lamp -3- does not go out after the ignition is switched on and the test sequence is complete, it could be caused by the following errors:

-a- Voltage supply is under 10 volts.

-b- There is an ABS malfunction.

-c- There was a periodic wheel speed sensor malfunction since the last vehicle start.

If this is the case, the ABS warning lamp will go out automatically after vehicle is started again and a speed of 20 km/h has been exceeded.

-d- Connection from instrument cluster to ABS Control Module -J104- has an open circuit. Refer to the appropriate SYSTEM WIRING DIAGRAMS information.

-e- The instrument cluster is faulty.

ABS Warning Lamp -K47- and Brake System Warning Lamp -K118- 

• If the ABS warning lamp -3- goes out but brake system warning lamp -4- lights up, the malfunctions causes may be:

-a- Parking brake is engaged.

-b- Brake fluid level is too low (warning lamp blinks).

Three warning tones are audible after switching on the ignition.

-c- A malfunction in wiring to brake system warning lamp. Refer to the appropriate SYSTEM WIRING DIAGRAMS information.

• If the ABS warning lamp -3- and brake system warning lamp -4- lights up, ABS system is malfunctioning. A change in braking behavior should be checked.

ASR/ESP Control Lamp -K155- 

• If the ASR/ESP control lamp -1- does not turn off after the ignition is switched on and the test sequence is completed, the malfunction may be:

There is a malfunction present which only affects the ASR/ESP. The ABS/EDL and EBD safety systems are still completely functional. Refer to Vehicle diagnosis, testing and information system VAS 5051 to check DTC memory.

-a- Short circuit to B+ in ASR/ESP Button -E256-.

-b- A malfunction in the actuation of ASR/ESP control lamp. Refer to the appropriate SYSTEM WIRING DIAGRAMS information.

-c- ASR/ESP system was switched off by the ASR/ESP button.

If the ASR/ESP control lamp flashes while driving, the ASR or ESP systems are regulating the system.

• If the ASR/ESP control lamp -1- did not light up during self-test, the following malfunction is present:

-a- The ASR/ESP control lamp is defective. Refer to Vehicle diagnosis, testing and information system VAS 5051 for electrical test.