The return ring with slip ring must not be twisted when installed. Remove the steering column switch module.
Installation
Install in reverse order. Install the Airbag module and steering wheel. Calibrate steering angle sensor -G85-. Use diagnostic for this. complex -VAS 5051B- or -VAS 5052-.
Select on display: Chassis - Brake system (repair group 01; 45) - 01. Self-diagnostic systems - 03. Brake electronics. systems with ABS/ESP.
Select the desired function on the display: -L 04- ABS ASR ESP control unit, functions; -G85- calibration of the steering wheel rotation sensor.
Test the chassis and the entire ESP system.
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