Radio/Navigation Display Control Module J503 , connections

WARNING: This page is about a different variant/trim than selected.

Fig 1: Radio/Navigation Display Control Module J503 , Connections

Courtesy of VOLKSWAGEN UNITED STATES, INC.

1 - HF connection (white) to Antenna Selection Control Module J515 / Left Antenna Module R108

2 - IF connection (white) to Antenna Selection Control Module J515 / Left Antenna Module R108

3 - GPS connection (blue) from Antenna R11

4 - Connection block with four multi-pin connectors and a fuse for unit

NOTE:

Unlisted connector terminals are not assigned.

Fig 2: Multi-Pin Connector

Courtesy of VOLKSWAGEN UNITED STATES, INC.

A - Brown 8-pin multi-pin connector (T8q)

2 - Right front speaker (+) (not with BOSE)

3 - Left front speaker (+) (not with BOSE)

6 - Right front speaker (-) (not with BOSE)

7 - Left front speaker (-) (not with BOSE)

Fig 3: Multi-Pin Connector

Courtesy of VOLKSWAGEN UNITED STATES, INC.

B - Blue 12-pin multi-pin connector (T12n)

1 - Left signal from Digital Radio (DAB) R147

2 - CD ground to CD Changer R41

3 - Signal ground from Digital Radio (DAB) R147

4 - Permanent positive to CD Changer R41

5 - BOSE coding to ground (only with BOSE)

6 - CD data out to CD Changer R41

7 - Right signal from Digital Radio (DAB) R147

8 - Left signal from CD Changer R41

9 - Right signal from CD Changer R41

10 - Positive switched to CD Changer R41

11 - CD data in from CD Changer R41

12 - CD CLK from CD Changer R41

Fig 4: Multi-Pin Connector

Courtesy of VOLKSWAGEN UNITED STATES, INC.

C - Green 12-pin multi-pin connector (T12m)

1 - Speed signal (not used)

2 - Signal from Back-Up Light Switch F4 (not used)

3 - Left front signal to Amplifier R12 (only with BOSE)

5 - Left rear signal to Amplifier R12

6 - NF (-) from Telephone Transceiver R36 /preliminary setup for cell phone package

7 - L-diagnostic

8 - Signal ground to Radio R12

9 - Right front signal to Amplifier R12 (only with BOSE)

11 - Right rear signal to Amplifier R12

12 - NF (+) from Telephone Transceiver R36 /preliminary setup for cell phone package

Fig 5: Multi-Pin Connector

Courtesy of VOLKSWAGEN UNITED STATES, INC.

D - Black 8-pin multi-pin connector (T16j)

9 - CAN-Bus High (Infotainment)

10 - CAN-Bus Low (Infotainment)

11 - NF mute from preliminary setup for cell phone preparation

12 - Terminal 31

13 - Positive switched to Amplifier R12

14 - Anti-theft warning system ground from Comfort System Central Control Module J393

15 - Terminal 30

16 - Permanent positive to PIN 15 (anti-theft protection)