Steering Column Electronic Systems Control Module Connectors

Connectors

Fig 1: Identifying Multi-Pin Connectors

Courtesy of AUDI OF AMERICA, LLC

A - 4-pin connector (T4n) yellow

B - Black 20-pin connector (T20b)

B - Black 20-Pin Connector (T20b)

Fig 2: Identifying 20-Pin Multi-Pin Connector

Courtesy of AUDI OF AMERICA, LLC

11 - CAN bus low (powertrain)

12 - CAN bus high (powertrain)

13 - Cruise control locked "OFF" to engine control module (ECM) -J623-

14 - CAN bus high (Comfort)

15 - CAN bus low (Comfort)

16 - "Parking lock" signal from automatic transmission shift gate

17 - Terminal 15 to Vehicle Electrical System Control Module -J519-

18 - Terminal 50 to Vehicle Electrical System Control Module

19 - Terminal 30

20 - Terminal 31