Mercedes Benz C 43 AMG Technical Service Bulletin # P-82_10_622 Date: 080714
Lighting - L/R Turn Signal/Headlamp Constantly ON
325
Date: July 14, 2008
Order No.: P-B-82.10/622
Supersedes:
Group: 82
SUBJECT:
Model 129.061/063/066/067/076
Model 140.032/033/042/043/051/057/070/076/134
Model 202.022/023/024/028/029/033
Turn Signal or Headlamp Constantly Lit
If you receive customer reports in the above model vehicles, that the left or right turn signal lamp or the headlamp is constantly lit even when
ignition is off, refer to the below applicable cause and remedy.
Model 129 / 140: Combination relay.
Remedy:
Remove and replace instrument cluster relay. Refer to the applicable WIS document. Refer to EPCnet for applicable part number.
AR54.15-P-1255CS for Model 129 (up to 8/31/95 production)
AR54.15-P-1255CT for Model 129 (as of 9/1/95 production)
ra540a1401500x for Model 140 (up to 08/95 production)
ra540b1401500x for Model 140 (as of 09/95 production)
Note:
Clean point for Model 129 relay as of manufacture date 3792. Clean point for Model 140 relay as of manufacture date 0793. The manufacture
date is embossed on the top of the instrument cluster relay housing.
Model 202: ATA control unit.
Note:
Only Becker control units with the manufacture date: 3993-4293 are affected.
Remedy: Remove and replace ATA control unit. Refer to WIS document AR80.50-P-9830EA. Refer to EPCnet for applicable part number.
Note:
The manufacture date is attached to the housing of the ATA control unit.
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