Telephone Transceiver Connectors, From MY 2003

Telephone Transceiver Connectors, from MY 2003

Connectors





A Bluetooth(R) Antenna ( R152) connection (yellow)
B Black 54-pin harness connector

• Unlisted connector terminals are not assigned.

B - Black 54-pin harness connector





1 Terminal 30
2 Terminal 31
3 Signal "cellular telephone ON" to Telephone Amplifier (R86)
8 NF (+) to the Radio (R)/Navigation System with CD Drive Control Module ( J401)/Operating Electronics, Navigation Control Module (J402)/Radio/Navigation Display Control Module (J503)
9 NF (-) to the Radio (R)/Navigation System with CD Drive Control Module (J401 )/Operating Electronics, Navigation Control Module (J402)/Radio/Navigation Display Control Module (J503)
11 Microphone input (+) Telephone Microphone (R38)/Operating Electronics, Navigation Control Module (J402)
12 Microphone input (-) Telephone Microphone (R38)/Operating Electronics, Navigation Control Module (J402)
15 K diagnostic
16 LF mute to Navigation System with CD Drive Control Module (J401)
17 CAN-Bus High (Infotainment)
18 CAN-Bus Low (Infotainment)
37 Terminal 30 to Telephone Base (R126)
39 Terminal 31 to Telephone Base (R126)
41 Terminal 30 to Telephone Base (R126)
42 Microphone output (+) to Telephone Base (R126)
43 Microphone output (-) to Telephone Baseplate (R126)
44 Terminal 31 (ground shielding) Telephone Baseplate (R126)
45 LF (+) from Telephone Baseplate (R126)
46 LF (-) from Telephone Baseplate (R126)
47 SNDREQ signal from Telephone Baseplate (R126)
49 Ser-Tx (+) to Telephone Baseplate (R126)
50 Ser-Tx (-) to Telephone Baseplate (R126)
51 Ser-Rx (+) from Telephone Baseplate (R126)
52 Ser-Rx (-) from Telephone Baseplate (R126)