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Home >> Audi >> 2010 >> S4 Automatic DCT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1121 (Exterior Lighting (1 Of 2)) >> Description And Operation >> Exterior Lighting - System Operation and Component Description >> System Operation - Headlamps >> System Diagram

System Diagram

WARNING: This page is about a different car, the 2018 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.
GFD274598Courtesy of FORD MOTOR COMPANY
Item Description
1 HS-CAN2
2 BCM
3 LH low beam voltage
4 LH high beam voltage
5 RH low beam voltage
6 RH high beam voltage
7 SCCM
8 Headlamp switch
9 LH steering column multifunction switch
10 IPMA
11 GWM
12 HS-CAN1
13 Start/Stop switch
14 HCM
15 LIN
16 LIN
17 PCM
18 LED control module
19 LH headlamp
20 Leveling actuator
21 RH headlamp
22 LED control module
23 Leveling actuator