Operation CHARM: Car repair manuals for everyone.

Rear Window Wiper System






Rear Window Wiper System

CAUTION!
When disconnecting and connecting the battery, always perform the work procedure as described in the repair information --> [ Battery, One-Battery Layout, Disconnecting and Connecting ] Battery, One-Battery Layout, Disconnecting and Connecting. Not adhering to sequence will result in the deactivation of Main Battery Switch -E74- and subsequent damage to electrical system components.

The function of rear window wiper and washer system can be checked via Comfort System Central Control Module (J393) output Diagnostic Test Mode (DTM) --> [ Comfort System Central Control Module Output Diagnostic Test Mode ] Scan Tool Testing and Procedures.

DTC recognition and display:

Comfort System Central Control Module (J393) is equipped with On Board Diagnostics (OBD) which assists troubleshooting.

For troubleshooting, use Vehicle Diagnostic, Testing and Information System (VAS 5051A) in operating mode " Guided Fault Finding".