3.1 Circuit diagram (for ECE cars only)
Fold out folded page 3-9.
A3 Light module
A52 ABS/DSC control module
A53 Headlight adjustment control system (LWR) control module
B42 Load sensor at the rear right
B64 Load/level sensor at the front right
M80 Headlight servo motor, left
M81 Headlight servo motor, right
X1B* Black 10-pin plug
X1S* Black 10-pin plug
X596 Terminal 31 connector
X991 26-pin plug, Bordeaux
X1034 4-pin plug, natural (left headlight)
X1035 4-pin plug, natural (right headlight)
X1170 42-pin plug, natural (ABS/ASC control module)
X1451 6-pin plug, black (level sensor, rear right)
X1608* Terminal 31 connector
X10116 K-bus connector
X10117 54-pin plug, black (light module)
X10275 6-pin plug, black (level sensor, front right)
X10466* K-bus connector
The components marked "*" only refer to this circuit diagram, all other components refer to the BMW dealer
organisation circuit diagram.
The cables marked ”#” are in the vehicle wiring harness and are not supplied with the xenon light retrofit kit.
Cable colours
BL = blue
BR = brown
GE = yellow
GN = green
GR = grey
RT = red
SW = black
WS = white
EN/3-3
3.2 Circuit diagram (for US cars only)
Fold out folded page 3-19.
A3 Light module
A52 ABS/DSC control module
A53 Headlight adjustment control system (LWR) control module
B42 Load sensor at the rear right
B64 Load/level sensor at the front right
M80 Headlight servo motor, left
M81 Headlight servo motor, right
X596 Terminal 31 connector
X991 26-pin plug, Bordeaux
X1034 4-pin plug, natural (left headlight)
X1035 4-pin plug, natural (right headlight)
X1170 42-pin plug, natural (ABS/ASC control module)
X1451 6-pin plug, black (level sensor, rear right)
X1608* Terminal 31 connector
X10116 K-bus connector
X10117 54-pin plug, black (light module)
X10275 6-pin plug, black (level sensor, front right)
X10466* K-bus connector
The components marked "*" only refer to this circuit diagram, all other components refer to the BMW dealer
organisation circuit diagram.
Cable colours
BL = blue
BR = brown
GE = yellow
GN = green
GR = grey
RT = red
SW = black
WS = white
3-12/EN
