Steering Column Electronics Control Module -J527- Connector Assignment

• The steering column electronic systems control module is part of the complete system steering column switch module. and receives signals from steering column switch, for example.
• Check the steering column electronic systems control module using the Vehicle Diagnostic Tester in Guided Fault Finding.

Rear Side 

Fig 1: Identifying Steering Column Electronics Control Module Connector Assignment

Courtesy of AUDI OF AMERICA, LLC

1. A - Connector Mount, Airbag Control Module

   3 - Driver airbag igniter -N95- (+)

   4 - Driver airbag igniter -N95- (-)

   5 - Driver airbag release valve igniter -N490- (-)

   6 - Driver airbag release valve igniter -N490- (+)

2. B - Electrical System Connector Mount

   1 - Terminal 31/steering wheel heating

   2 - Terminal 30/steering wheel heating

   3 - Voltage supply terminal 30

   4 - Not used

   5 - Cruise control latched off

   6 - Not used

   7 - Alarm

   8 - Comfort CAN Bus Low

   9 - Comfort CAN Bus High

   10 - Voltage supply terminal 31

   11 - Powertrain CAN Bus High

   12 - Powertrain CAN Bus Low

   13 - Signal, electric ignition switch, terminal 15

   14 - Not used

   15 - Not used

   16 - Not used

3. C -

   Electrical System Connector Mount

   1 - Steering wheel heating button

   2 - Not used

   3 - Not used