Vehicle: All Technical Service Bulletins
ABS/TCS - 'ESP Malfunction-Service Required' ON
Message in instrument cluster "ESP Malfunction - Service Required" after engine start
Topic number LI42.45-P-051202
Version 1
Design group 42.45 Electronic Stability Program (ESP), Stability Control (SR)
Date 10-02-2012
Validity Model series 164 up to 11/2010
Model series 251 up to 11/2010
Reason for change
Complaint:
After engine start the ESP warning lamp (yellow triangle) flashes and the message "ESP Malfunction - Service Required" and/or "BAS Malfunction
- Service Required" appears in the instrument cluster after a few seconds.
The vehicle may lock by itself when stationary.
Note:
At least two of the following codes
^ 5102 and/or
^ 5112 and/or
^ 5122 and/or
^ 5132
must be present in the ESP control unit (ESP CU) (N47-5).
Cause:
An implausible wheel speed sensor (DZS) signal is detected by the ESP CU.
Remedy:
Replace all 4 wheel speed sensors and, if necessary, install modified brake hose intermediate bracket.
When installing the brake hose intermediate bracket ensure that this is correctly positioned and fastened on the steering knuckle.
Symptoms
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2010 Mercedes Benz Truck ML 63 AMG (164.177) V8-6.3L (156.980)
Control unit/fault code
Parts
WIS-References
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