Radio, Harness Connectors

Fig 1: Identifying Radio Harness Connectors

Courtesy of AUDI OF AMERICA, LLC

NOTE:

Unlisted connector terminals are not assigned.

Fig 2: Multi-Pin Connector

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2 - Right front speaker (+) (only on base sound system)

3 - Left front speaker (+) (only on base sound system)

6 - Right front speaker (-) (only on base sound system)

7 - Left front speaker (-) (only on base sound system)

Fig 3: Multi-Pin Connector

Courtesy of AUDI OF AMERICA, LLC

1 - Left LF-In from the external audio source connection

2 - Signal ground to CD changer/satellite radio

3 - LF-In ground from the external audio source connection

4 - Permanent positive to CD changer

5 - BOSE coding to ground (only with BOSE)

6 - Data out to the CD changer

7 - Right LF-In from the external audio source connection

8 - Left signal from CD changer/satellite radio

9 - Right signal from CD changer/satellite radio

10 - Positive switched to CD changer

11 - Data in from the CD changer

12 - CLK from the CD changer

Fig 4: Multi-Pin Connector

Courtesy of AUDI OF AMERICA, LLC

1 - Speed signal (not used)

3 - Left front signal to digital sound system control module

5 - Left rear signal to digital sound system control module

6 - LF (-) from telephone transceiver

7 - K diagnostic (not used)

8 - Signal ground to digital sound system control module

9 - Right front signal to digital sound system control module

10 - Audio Pilot in/out (not used)

11 - Right rear signal to digital sound system control module

12 - LF (+) from telephone transceiver

Fig 5: Multi-Pin Connector

Courtesy of AUDI OF AMERICA, LLC

9 - CAN-Bus High (Infotainment)

10 - CAN-Bus Low (Infotainment)

11 - LF mute

12 - Terminal 31

13 - Positive switched to digital sound system control module

14 - Anti-theft warning system (not used)

15 - Terminal 30

16 - Permanent positive connected with PIN 15 (anti-theft warning system)