A3 Light module

Plug connector overview

NumberX-pin, colourDescription
X1276-pin, naturalComponent connector Light module

Pin assignments at plug connector X12

PinTypeDescription / Signal typeConnection /
Measuring notes
1AUSA Signal, front side marker lightConnector, front side marker lights
   
2 Not used 
   
3ASignal, licence plate lightLicence plate light, left
   
4ASignal, left direction indicator lightTail light, outer left
   
5 Not used 
   
6ASignal, fog lightRight fog light
   
7ESignal, rear level sensorRear right level sensor
   
8 Not used 
   
9ESupply, terminal 30Fuse F5
   
10ASignal, right tail lightTail light, outer right
   
11 Not used 
   
12ASignal, high beamLeft headlight
   
13Emanual transmission Reverse gear signalReversing light switch
   
14A/ECAN bus highCAN-bus connector
   
15ASignal, low beamRight headlight
   
16 Not used 
   
17 Not used 
   
18 Not used 
   
19ENot used 
   
20 Not used 
   
21 Not used 
   
22ASignal, left auxiliary direction indicator lightDirection indicator light repeater, front left
   
23ASignal, rear fog lightTail light, inner left
   
24ASignal, front right direction indicatorRight headlight
   
25ASignal, parking lightLeft headlight
   
26ASignal, reversing lightTail light, inner right
   
27ESignal, front level sensorFront right level sensor
   
28A/ESerial signalSteering column switch cluster
   
29ASignal, brake lightAuxiliary brake light
   
30ASignal, brake lightTail light, outer right
   
31ESupply, terminal 15Car access system
   
32A/ECAN bus lowCAN-bus connector
   
33ESignal, rear fog lightLight switch unit
   
34ESignal, fog lightLight switch unit
   
35ESignal, low beamLight switch unit
   
36ESignal, parking lightLight switch unit
   
37ASupply, stepper motorsRight headlight
   
38ASupply, stepper motorsLeft headlight
   
39ASignal, right auxiliary direction indicator lightDirection indicator light repeater, front right
   
40ASignal, parking lightRight headlight
   
41ASignal, reversing lightTail light, inner left
   
42ASignal, brake lightTail light, outer left
   
43ATerminal 58gConnector, dimmed instrument lighting
   
44ASignal, fog lightLeft fog light
   
45ASignal, LED hazard flasher switchHazard warning/central locking switch
   
46ESignal, rear level sensorRear right level sensor
   
47ESupply, terminal 30Fuse F6
   
48ASignal, bi-xenon electric magnetX13637 Connector +xenon headlight
   
49ASignal, licence plate lightLicence plate light, right
   
50ASignal, high beamRight headlight
   
51EBrake light switch signalBrake light switch
   
52ESignal, hazard flasher switchHazard warning/central locking switch
   
53ASignal, low beamLeft headlight
   
54ESignal, front level sensorFront right level sensor
   
55ESignal, rear level sensorRear right level sensor
   
56MGroundGround connector
   
57MGroundGround point
   
58 Not used 
   
59 Not used 
   
60ASignal, LED automatic high beamLight switch unit
   
61ASignal, right direction indicator lightTail light, outer right
   
62 Not used 
   
63 Not used 
   
64ASignal, left tail lightTail light, outer left
   
65AReversing signalElectrochromic interior rear view mirror
   
66ESignal, front level sensorFront right level sensor
   
67ASignal, rear fog lightTail light, inner right
   
68ASignal, left direction indicator lightLeft headlight
   
69A5 V supplyLight switch unit
   
70EGroundLight switch unit
   
71 Not used 
   
72 Not used 
   
73ASignal, locator lightingLight switch unit
   
74ESignal, instrument lighting dimmerLight switch unit
   
75A/ESignal, LIN busRight headlight
   
76A/ESignal, LIN busLeft headlight