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HOMESERVICE MANUALSAUDI2007A3 (8PA) L4-2.0L TURBO (BPY)REPAIR AND DIAGNOSISDIAGRAMSCONNECTOR VIEWSSTEERING MOUNTED CONTROLS COMMUNICATION MODULE
2007 Audi A3 (8PA) L4-2.0L Turbo (BPY)

Steering Mounted Controls Communication Module

2007 Audi A3 (8PA) L4-2.0L Turbo (BPY)SECTION Steering Mounted Controls Communication Module





Steering Column Electronic Systems Control Module, Multi-Pin Connector Assignments





A Multi-pin connector, 4-pin, yellow, for airbag
B Multi-pin connector, 20-pin (black), for Vehicle Electrical System Control Module (J519)

Multi-pin connector, 20-pin





11 Powertrain CAN-Bus Low
12 Powertrain CAN-Bus High
13 Cruise control locked "OFF" (to ECM)
14 Convenience CAN-Bus High
15 Convenience CAN-Bus Low
16 "Parking lock" signal (from automatic transmission selector)
17 Switched positive - Terminal 15 to Vehicle Electrical System Control Module (J519)
18 Starter crank signal - Terminal 50 to Vehicle Electrical System Control Module (J519)
19 Battery positive (B+) - Terminal 30
20 Ground (GND) - Terminal 31

Additional systems, Steering Column Electronic Systems Control Module (J527) multi-pin connector assignments => Electrical Equipment 94 Description and Operation
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.