© BMW AG, Munich 01 29 2 167 319 3/2010 (Z/S) 6
3. Connections diagram
Branch/
Position
Designation Signal Cable
colours/
cross section
Plug-in location in vehicle Designation/
plug-in
location
A Retrofit wiring loom --- --- --- ---
A1 10-pin WS socket housing --- --- At amplifier C ---
A2 14-pin WS socket housing --- --- At amplifier C ---
A3 Eyelet Kl. 31 BR
4.0 mm
2
At ground terminal on right in luggage compartment X498
A4 Eyelet Kl. 30 RT
4.0 mm
2
Only E81, E82, E87, E88, E84 vehicles
At positive pin of battery terminal in luggage
compartment well
Only E90, E91, E92, E93 vehicles
At positive pin of rear fuse box
---
X10209
A5 4-pin SW pin housing
--- ---
Only vehicles built before 9/09 or without
option SA 662 built after 9/09
At vehicle-side connector of central bass, right
Only vehicles with option SA 662 built
after 9/09
At branch M1
X10373
---
A6 SW 4-pin socket housing --- --- At central bass, right X10373
A7 4-pin SW pin housing --- --- At vehicle-side connector of central bass, left X10372
A8 SW 4-pin socket housing --- --- At central bass, left X10372
A
A5
A6
A7
A8
A1
A2
A3
A4
090 1507 Z