BMW Universal Bluetooth - Page 19

Connector Pin Assignments
The 54-pin connector of the ULF Control Module utilizes the following pins on X01185
The following pins on X4545 are utilized when the eject box is connected
PIN Description
1 Cradle Key +
2 KL 31
3 58G
5 KL 30
13 Cradle On/Enable
Note: The pairing button used on the E46 only utilizes pin 1, 2 & 3 of X4545
19
Bluetooth
TM
PIN Description
1 Microphone +
11 Cradle On/Enable
15 I-Bus
17 KL 30
19 Microphone -
21 Microphone Shield
22 Hook
27 Programming
28 Programming
32 Cradle Key +
33 Telephone On
34 Telephone On (pin 33)
35 KL R (Ignition)
36 KL 31 (Ground)
43 Programming
44 Programming
45 Programming
51 Telephone Mute
52 KL 58g (illumination)