RS 4 Quattro Sedan V8-4.2L (BNS) (2007)
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Steering Column Control Module: Description and Operation
Steering Column Electronic Systems Control Module
Steering Column Switch Module
CAUTION!
Before beginning repairs on the electrical system:
‹› Obtain the anti-theft radio security code.
‹› Switch the ignition off.
‹› Disconnect the battery Ground (GND) strap.
‹› After reconnecting vehicle battery, re-code and check operation of anti-theft radio. Also check operation of clock and power windows
according to Repair Information and/or Owner's Manual.
‹› Steps after reconnecting voltage supply => See: Starting and Charging/Battery/Description and Operation/Battery.
General Information
Steering column switch module (SCSM) is composed of return ring with slip ring, Steering Angle Sensor (G85), steering column switch (signal
switch, wiper switch, cruise control switch) and Steering Column Electronic Systems Control Module (J527).
Use tester (VAS5051) to check Steering Column Electronic Systems Control Module (J527).
Steering Column Electronic Systems Control Module
General Information
Steering Column Electronic Systems Control Module ( J527) is part of the complete system "steering column switch module" (SCSM). It receives its
signals e.g. from steering column switch.
Use (VAS5051) tester to check Steering Column Electronic Systems Control Module (J527).
