Audi A6 Owners & Service Manuals
Audi A6 Typ 4G (2011–2018) Workshop Manual / Electrical System / Communication / Telephone System / Connector Assignments

Audi A6 Typ 4G: Connector Assignments

Cell Phone Preparation Connector Assignment, RMC and 9ZF

Cell Phone Preparation Connector Assignment, RMC and 9ZF

1 - DAB Connection from Antenna Amplifier 3 -R112-, Digital Radio Antenna -R183-, ER1/ER2 and QV3

- SAT connection from Roof Antenna -R216-, Satellite Antenna -R170-, ER3 and QV8

2 - GPS Connection from Roof Antenna -R216-

3 - Connection Block with Four Multi-Pin Connectors

4 - MOST Bus

5 - 4-Pin Connector -T4z- to the External Audio Source Connection -R199-

6 - 4-Pin Connector -T4df- to the Front Information Display Control Head -J685-

7 - AM/FM/FM2 Antenna Connection

  Note

Unlisted connector terminals are not assigned.

3 - Connection block with four multi-pin connectors

A - 8-Pin Connector -T8e-

1 - Right rear speaker (+)

2 - Right front speaker (+)

3 - Left front speaker (+)

4 - Left rear speaker (+)

5 - Right rear speaker (-)

6 - Right front speaker (-)

7 - Left front speaker (-)

8 - Left rear speaker (-)

A91-11645

B - 12-Pin Connector -T12c-

1 - Data from Multimedia System Control Head -E380-

2 - Res BT Multimedia System Control Head -E380-

3 - Not Assigned

4 - Microphone input (+) from Microphone Unit in Front Roof Module -R164-, Left Front Microphone -R140-

5 - CVBS cable (-) for the Rearview Camera System Control Module -J772-

6 - DIAG signal from Telephone Baseplate -R126-

7 - Data to the Multimedia System Control Head -E380-

8 - Wake UP Multimedia System Control Head -E380-

9 - Res HU to the Multimedia System Control Head -E380-

10 - Not Assigned

11 - CVBS cable (+) for the Rearview Camera System Control Module -J772-

12 - Microphone input (-) for the Microphone Unit in Front Roof Module -R164-, Left Front Microphone -R140-

A91-11645

C - 12-Pin Connector -T12e-

All pins are connected to the External Audio Source Connection -R199-.

1 - LF-In ground

2 - Right LF-In

3 - USB, +5 V

4 - USB, ground

5 - iPod, ACC Power

6 - Detect

7 - Left LF-In

8 - LF-In ground shielding

9 - CVBS cable (+)

10 - CVBS cable (-)

11 - iPod data

12 - iPod data

A91-11645

D - 8-Pin Connector -T8f-

9 - Subwoofer -R211-

10 - Center Speaker -R208-

13 - Subwoofer -R211-

14 - Center Speaker -R208-

17 - Terminal 31

18 - Terminal 30

A91-11645

E - 12-Pin Connector -T12d-

7 - Ring-break Diagnostic Cable

12 - Switch-on signal to Telephone Baseplate -R126-/Cellular Telephone Amplifier -R86-

A91-11645

4 - MOST Bus

1 - Output

2 - Input

A91-11851

5 - 4-Pin Connector -T4z-

All pins are connected to the External Audio Source Connection -R199-.

1 - D (+)

2 - iPod recognized

3 - D (-)

4 - Ground

A91-12091

6 - 4-Pin Connector -T4df-

All pins are connected to the Front Information Display Control Head -J685-.

1 - LVDS (-)

2 - LIN

3 - LVDS (+)

4 - Ground

A91-12091

Cell Phone Preparation Connector Assignment, MMI, 9ZF

Information Electronics Control Module 1 -J794-

1 - GSM connection from Roof Antenna -R216-

2 - Connection block with four multi-pin connectors

3 - MOST Bus

4 - CVBS input from DVD Changer - R161-

5 - 4-Pin Connector -T4dc- to the Front Information Display Control Head -J685-

6 - 4-Pin Connector -T4aa- to the External Audio Source Connection -R199-

7 - Not Assigned

8 - GPS connection from the Roof Antenna -R216-

  Note

Unlisted connector terminals are not assigned.

2 - Connection block with four multi-pin connectors

A91-11808

A - 8-Pin Connector -T8h-

3 - Wake UP to Multimedia System Control Head -E380-

5 - Switch-on signal to Telephone Baseplate -R126-/Cellular Telephone Amplifier -R86-

6 - Res MU to Multimedia System Control Head -E380-

7 - Ring-break Diagnostic Cable

A91-11824

B - 12-Pin Connector -T12g-

2 - Microphone input (+) from Microphone Unit in Front Roof Module -R164-, Right Front Microphone -R141-

3 - Microphone input (-) from Microphone Unit in Front Roof Module -R164-, Right Front Microphone -R141-

5 - CVBS cable (-) from Rearview Camera System Control Module -J772-/Peripheral Camera Control Module -J928-

8 - Microphone input (+) from Microphone Unit in Front Roof Module -R164-, Left Front Microphone -R140-

9 - Microphone input (-) from Microphone Unit in Front Roof Module -R164-, Left Front Microphone -R140-

11 - CVBS cable (+) from Rearview Camera System Control Module -J772-/Peripheral Camera Control Module -J928-

A91-11824

C - 12-Pin Connector -T12f-

All pins are connected to the External Audio Source Connection -R199-.

1 - LF-In ground

2 - Right LF-In

3 - USB, +5 V

4 - USB, ground

5 - iPod, ACC Power

6 - Detect

7 - Left LF-In

8 - LF-In ground shielding

9 - CVBS cable (+)

10 - CVBS cable (-)

11 - iPod data

12 - iPod data

A91-11824

D - 8-Pin Connector -T8g-

9 - Switch-on signal to Telephone Baseplate -R126-

10 - Data from Multimedia System Control Head -E380-

11 - Data to the Multimedia System Control Head -E380-

12 - Terminal 31

13 - DIAG signal from Telephone Baseplate -R126-

14 - Res BT from Multimedia System Control Head -E380-

15 - Terminal 30

A91-11824

3 - MOST Bus

1 - Output

2 - Input

A91-11851

5 - 4-Pin Connector -T4aa-

All pins are connected to the External Audio Source Connection -R199-.

1 - D (+)

2 - iPod recognized

3 - D (-)

4 - Ground

A91-12091

6 - 4-Pin Connector -T4dc-

All pins are connected to the Front Information Display Control Head -J685-.

1 - LVDS (-)

2 - LIN

3 - LVDS (+)

4 - Ground

A91-12091

Bluetooth Car Phone Connector Assignment, MMI, 9ZW

Information Electronics Control Module 1 -J794-

1 - GSM connection from Roof Antenna -R216-

2 - Connection block with four multi-pin connectors

3 - MOST Bus

4 - CVBS input from DVD Changer - R161-

5 - 4-Pin Connector -T4dc- to the Front Information Display Control Head -J685-

6 - 4-Pin Connector -T4aa- to the External Audio Source Connection -R199-

7 - Not Assigned

8 - GPS connection from the Roof Antenna -R216-

  Note

Unlisted connector terminals are not assigned.

2 - Connection block with four multi-pin connectors

A91-11808

A - 8-Pin Connector -T8h-

3 - Wake UP to Multimedia System Control Head -E380-

6 - Res MU to Multimedia System Control Head -E380-

7 - Ring-break Diagnostic Cable

A91-11824

B - 12-Pin Connector -T12g-

2 - Microphone input (+) from Microphone Unit in Front Roof Module -R164-, Right Front Microphone -R141-

3 - Microphone input (-) from Microphone Unit in Front Roof Module -R164-, Right Front Microphone -R141-

5 - CVBS cable (-) from Rearview Camera System Control Module -J772-/Peripheral Camera Control Module -J928-

8 - Microphone input (+) from Microphone Unit in Front Roof Module -R164-, Left Front Microphone -R140-

9 - Microphone input (-) from Microphone Unit in Front Roof Module -R164-, Left Front Microphone -R140-

11 - CVBS cable (+) from Rearview Camera System Control Module -J772-/Peripheral Camera Control Module -J928-

A91-11824

C - 12-Pin Connector -T12f-

All pins are connected to the External Audio Source Connection -R199-.

1 - LF-In ground

2 - Right LF-In

3 - USB, +5 V

4 - USB, ground

5 - iPod, ACC Power

6 - Detect

7 - Left LF-In

8 - LF-In ground shielding

9 - CVBS cable (+)

10 - CVBS cable (-)

11 - iPod data

12 - iPod data

A91-11824

D - 8-Pin Connector -T8g-

9 - Switch-on signal to Telephone Baseplate -R126-

10 - Data from Multimedia System Control Head -E380-

11 - Data to the Multimedia System Control Head -E380-

12 - Terminal 31

14 - Res BT from Multimedia System Control Head -E380-

15 - Terminal 30

A91-11824

3 - MOST Bus

1 - Output

2 - Input

A91-11851

5 - 4-Pin Connector -T4aa-

All pins are connected to the External Audio Source Connection -R199-.

1 - D (+)

2 - iPod recognized

3 - D (-)

4 - Ground

A91-12091

6 - 4-Pin Connector -T4dc-

All pins are connected to the Front Information Display Control Head -J685-.

1 - LVDS (-)

2 - LIN

3 - LVDS (+)

4 - Ground

A91-12091

Bluetooth Hands-Free Calling Connector Assignment, RMC 9ZX

Information Electronics Control Module 1 -J794-

Information Electronics Control Module 1 -J794-

1 - DAB Connection from Antenna Amplifier 3 -R112-, Digital Radio Antenna -R183-, ER1/ER2 and QV3

- SAT connection from Roof Antenna -R216-, Satellite Antenna -R170-, ER3 and QV8

2 - GPS Connection from Roof Antenna -R216-

3 - Connection Block with Four Multi-Pin Connectors

4 - MOST Bus

5 - 4-Pin Connector -T4z- to the External Audio Source Connection -R199-

6 - 4-Pin Connector -T4df- to the Front Information Display Control Head -J685-

7 - AM/FM/FM2 Antenna Connection

  Note

Unlisted connector terminals are not assigned.

3 - Connection block with four multi-pin connectors

A - 8-Pin Connector -T8e-

1 - Right rear speaker (+)

2 - Right front speaker (+)

3 - Left front speaker (+)

4 - Left rear speaker (+)

5 - Right rear speaker (-)

6 - Right front speaker (-)

7 - Left front speaker (-)

8 - Left rear speaker (-)

A91-11645

B - 12-Pin Connector -T12c-

1 - Data from Multimedia System Control Head -E380-

2 - Res BT Multimedia System Control Head -E380-

3 - Not Assigned

4 - Microphone input (+) from Microphone Unit in Front Roof Module -R164-, Left Front Microphone -R140-

5 - CVBS cable (-) for the Rearview Camera System Control Module -J772-

6 - Not Assigned

7 - Data to the Multimedia System Control Head -E380-

8 - Wake UP Multimedia System Control Head -E380-

9 - Res HU to the Multimedia System Control Head -E380-

10 - Not Assigned

11 - CVBS cable (+) for the Rearview Camera System Control Module -J772-

12 - Microphone input (-) for the Microphone Unit in Front Roof Module -R164-, Left Front Microphone -R140-

A91-11645

C - 12-Pin Connector -T12e-

All pins are connected to the External Audio Source Connection -R199-.

1 - LF-In ground

2 - Right LF-In

3 - USB, +5 V

4 - USB, ground

5 - iPod, ACC Power

6 - Detect

7 - Left LF-In

8 - LF-In ground shielding

9 - CVBS cable (+)

10 - CVBS cable (-)

11 - iPod data

12 - iPod data

A91-11645

D - 8-Pin Connector -T8f-

9 - Subwoofer -R211-

10 - Center Speaker -R208-

13 - Subwoofer -R211-

14 - Center Speaker -R208-

17 - Terminal 31

18 - Terminal 30

A91-11645

E - 12-Pin Connector -T12d-

7 - Ring-break Diagnostic Cable

A91-11645

4 - MOST Bus

1 - Output

2 - Input

A91-11851

5 - 4-Pin Connector -T4z-

All pins are connected to the External Audio Source Connection -R199-.

1 - D (+)

2 - iPod recognized

3 - D (-)

4 - Ground

A91-12091

6 - 4-Pin Connector -T4df-

All pins are connected to the Front Information Display Control Head -J685-.

1 - LVDS (-)

2 - LIN

3 - LVDS (+)

4 - Ground

A91-12091

Bluetooth Hands-Free Setup Connector Assignment, MMI, 9ZX

Information Electronics Control Module 1 -J794-

1 - Not Assigned

2 - Connection block with four multi-pin connectors

3 - MOST Bus

4 - CVBS input from DVD Changer - R161-

5 - 4-Pin Connector -T4dc- to the Front Information Display Control Head -J685-

6 - 4-Pin Connector -T4aa- to the External Audio Source Connection -R199-

7 - Not Assigned

8 - GPS connection from the Roof Antenna -R216-

  Note

Unlisted connector terminals are not assigned.

2 - Connection block with four multi-pin connectors

A91-11808

A - 8-Pin Connector -T8h-

3 - Wake UP to Multimedia System Control Head -E380-

6 - Res MU to Multimedia System Control Head -E380-

7 - Ring-break Diagnostic Cable

A91-11824

B - 12-Pin Connector -T12g-

2 - Microphone input (+) from Microphone Unit in Front Roof Module -R164-, Right Front Microphone -R141-

3 - Microphone input (-) from Microphone Unit in Front Roof Module -R164-, Right Front Microphone -R141-

5 - CVBS cable (-) from Rearview Camera System Control Module -J772-/Peripheral Camera Control Module -J928-

8 - Microphone input (+) from Microphone Unit in Front Roof Module -R164-, Left Front Microphone -R140-

9 - Microphone input (-) from Microphone Unit in Front Roof Module -R164-, Left Front Microphone -R140-

11 - CVBS cable (+) from Rearview Camera System Control Module -J772-/Peripheral Camera Control Module -J928-

A91-11824

C - 12-Pin Connector -T12f-

All pins are connected to the External Audio Source Connection -R199-.

1 - LF-In ground

2 - Right LF-In

3 - USB, +5 V

4 - USB, ground

5 - iPod, ACC Power

6 - Detect

7 - Left LF-In

8 - LF-In ground shielding

9 - CVBS cable (+)

10 - CVBS cable (-)

11 - iPod data

12 - iPod data

A91-11824

D - 8-Pin Connector -T8g-

10 - Data from Multimedia System Control Head -E380-

11 - Data to the Multimedia System Control Head -E380-

12 - Terminal 31

14 - Res BT from Multimedia System Control Head -E380-

15 - Terminal 30

A91-11824

3 - MOST Bus

1 - Output

2 - Input

A91-11851

5 - 4-Pin Connector -T4aa-

All pins are connected to the External Audio Source Connection -R199-.

1 - D (+)

2 - iPod recognized

3 - D (-)

4 - Ground

A91-12091

6 - 4-Pin Connector -T4dc-

All pins are connected to the Front Information Display Control Head -J685-.

1 - LVDS (-)

2 - LIN

3 - LVDS (+)

4 - Ground

A91-12091

Audi Phone Box Connector Assignment, 9ZE, from MY 2015

Information Electronics Control Module 1 -J794-

1 - Not Assigned

2 - Not Assigned

3 - DAB Connection from Antenna Amplifier 3 -R112-, Digital Radio Antenna -R183-, ER1/ER2 and QV3

4 - Connection block with four multi-pin connectors

5 - MOST Bus

6 - 4-Pin Connector -T4df- to the Front Information Display Control Head -J685-

7 - 4-Pin Connector -T4aa- to the External Audio Source Connection -R199-

8 - Not Assigned

9 - Not Assigned

10 - AM/FM/FM2 antenna connection

11 - GPS connection from the Roof Antenna -R216-

  Note

Unlisted connector terminals are not assigned.

4 - Connection block with four multi-pin connectors

A91-12327

A - 8-Pin Connector -T8e-

1 - Right rear speaker (+)

2 - Right front speaker (+)

3 - Left front speaker (+)

4 - Left rear speaker (+)

5 - Right rear speaker (-)

6 - Right front speaker (-)

7 - Left front speaker (-)

8 - Left rear speaker (-)

A91-11645

B - 12-Pin Connector -T12g-

1 - Microphone input (+) from Microphone Unit in Front Roof Module -R164-, Left Front Microphone -R140-

2 - Microphone input (-) from Microphone Unit in Front Roof Module -R164-, Right Front Microphone -R141-

3 - Not Assigned

4 - Not Assigned

5 - Not Assigned

6 - CVBS cable (+) for the Rearview Camera System Control Module -J772-

7 - Microphone input (-) for the Microphone Unit in Front Roof Module -R164-, Left Front Microphone -R140-

8 - Microphone input (+) from Microphone Unit in Front Roof Module -R164-, Right Front Microphone -R141-

9 - Not Assigned

10 - Not Assigned

11 - Not Assigned

12 - CVBS cable (-) for the Rearview Camera System Control Module -J772-

A91-11645

C - 12-Pin Connector -T12f-

All pins are connected to the External Audio Source Connection -R199-.

1 - LF-In ground

2 - Right LF-In

3 - USB, +5 V

4 - USB, ground

5 - iPod, ACC Power

6 - Detect

7 - Left LF-In

8 - LF-In ground shielding

9 - CVBS cable (+)

10 - CVBS cable (-)

11 - iPod data

12 - iPod data

A91-11645

D - 8-Pin Connector -T8f-

9 - Subwoofer -R211- (+)

10 - Center Speaker -R208- (+)

13 - Subwoofer -R211- (-)

14 - Center Speaker -R208- (-)

17 - Terminal 31

18 - Terminal 30

A91-11645

E - 12-Pin Connector -T12d-

1 - CAN Bus high to the Multimedia System Control Head -E380-/Front Information Display Control Head -J685-

2 - Res MU to Multimedia System Control Head -E380-

3 - Ring-break Diagnostic Cable

4 - Data from Multimedia System Control Head -E380-

5 - Switch-on signal to Telephone Baseplate -R126-

6 - CAN Bus high, Infotainment

7 - CAN Bus low to the Multimedia System Control Head -E380-/Front Information Display Control Head -J685-

8 - Res BT from Multimedia System Control Head -E380-

9 - Wake UP to Multimedia System Control Head -E380-

10 - Data to the Multimedia System Control Head -E380-

11 - Status signal from Telephone Baseplate -R126-

12 - CAN Bus low, Infotainment

A91-11645

5 - MOST Bus

1 - Input

2 - Output

A91-11851

6 - 4-Pin Connector -T4df-

All pins are connected to the Front Information Display Control Head -J685-.

1 - LVDS (-)

2 - Ground

3 - LVDS (+)

4 - Ground

A91-12091

7 - 4-Pin Connector -T4aa-

All pins are connected to the External Audio Source Connection -R199-.

1 - D (+)

2 - USB (-)

3 - D (-)

4 - USB (+)

A91-12091

Cellular Telephone Amplifier -R86- Connector Assignment, through MY 2014

Cellular Telephone Amplifier -R86-

1 - GSM connection from Roof Antenna -R216-

2 - Antenna connection to the Telephone Baseplate -R126-

3 - 4-Pin Connector -T4cm-

  Note

Unlisted connector terminals are not assigned.

A91-11778

3 - 4-Pin Connector -T4cm-

1 - Terminal 30

2 - Terminal 31

3 - Information Electronics Control Module 1 -J794- switch-on signal

4 - Control pin (not used)

A91-11778

Cellular Telephone Amplifier -R86- Connector Assignment, from MY 2015

Cellular Telephone Amplifier -R86-

1 - GSM Connection from Telephone Antenna -R65-

2 - 4-Pin Connector -T4cm-

3 - Antenna connection to the Telephone Baseplate -R126-

  Note

Unlisted connector terminals are not assigned.

A91-12020

2 - 4-Pin Connector -T4cm-

1 - Terminal 30

2 - Terminal 31

3 - Information Electronics Control Module 1 -J794- switch-on signal

4 - Control pin (not used)

A91-12020

Telephone Baseplate -R126- Connector Assignment, from MY 2015

Telephone Baseplate -R126-

1 - Multi-pin connector, 4-pin

2 - Antenna connection to the Cellular Telephone Amplifier -R86-

  Note

Unlisted connector terminals are not assigned.

A91-12069

1 - multi-pin connector, 4-pin

1 - Terminal 30

2 - Information Electronics Control Module 1 -J794- switch-on signal

3 - Status signal to the Information Electronics Control Module 1 -J794-

4 - Terminal 31

A91-12069

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