Vehicle level sensor in vehicles with automatic headlight vertical aim control

WARNING: This page does not describe the selected car, but rather 17 other vehicles, including the 2009 Audi S4, 2009 Audi A4, 2008 Audi S4, 2008 Audi RS 4, and 2008 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

General information → Vehicles with automatic headlight vertical aim control, vehicle level sensor .
As a replacement part, vehicle level sensor is only available together with coupling rod and lower retaining plate. To remove it completely, subframe must be removed.
Replacing with subframe installed → Vehicle level sensor in vehicle, replacing .
Headlamp Range Control Module J431 →
- 94 LIGHTS, SWITCHES - EXTERIOR
- 94 LIGHTS, SWITCHES - EXTERIOR for ELECTRICAL EQUIPMENT, CABRIOLET

Fig 1: Identifying Combi-Bolt, Left Rear Level Control System Sensor G76 Or G77 Right Rear Level Control System Sensor G77, Collar Bolt & Trapezoidal Control Arm

Courtesy of VOLKSWAGEN UNITED STATES, INC.

1 - Combi-bolt

Always replace
Tighten to 85 Nm plus an additional 90° turn

2 - Left Rear Level Control System Sensor G76 or G77 Right Rear Level Control System Sensor G77

Complete with components
Lever - arrow - must face toward center of vehicle
Replace in vehicle → Vehicle level sensor in vehicle, replacing
After replacing, perform headlight basic setting →
- 94 LIGHTS, SWITCHES - EXTERIOR
- 94 LIGHTS, SWITCHES - EXTERIOR for ELECTRICAL EQUIPMENT, CABRIOLET

3 - Collar bolt, 10 Nm

4 - Trapezoidal control arm