Accessories and Optional Equipment: Diagrams

Internet Access Control Module (J666) Connectors

Internet access control module (J666)





1. 20-pin connector (T20g)

2. Internet access antenna (R266) connection

3. 4-pin connector (T4o) for the information electronics control module 1 (J794)

4. 4-pin connector (T4n) to the external audio source connection (R199) (interface)


• Unlisted connector terminals are not used.

1 - 20-pin Connector (T20g)





1 USB (+5 V) from information electronics control module 1 (J794)
2 USB (ground) from information electronics control module 1
3 USB (+5 V) for the external audio source connection (R199) (interface)
6 Terminal 30
7 Terminal 31
16 Detect for the external audio source connection (interface)
18 Detect from the information electronics control module 1
19 CAN bus High (instrument cluster)
20 CAN bus Low (instrument cluster)

3 - 4-pin Connector (T4o)





All pins are connected to the information electronics control module 1 (J794).

1. D (+)

2. iPod recognized

3. D (-)

4. Ground


4 - 4- Pin Multi-Pin Harness Connector (T4n)





All pins are connected (interface) to the external audio source connection (R199).

1. D (+)

2. iPod recognized

3. D (-)

4. Ground