S4 Quattro Sedan V6-2.7L Turbo (APB) (2000)
3. Left rear level control system sensor -G76- (all wheel drive)
At left rear suspension link
Removing and installing refer to Headlamp Alignment Sensor - Service and Repair - Procedure See: Headlight Level Sensor/Service and
Repair
4. Left rear level control system sensor -G76- (front wheel drive)
On rear axle
Removing and installing refer to Headlamp Alignment Sensor - Service and Repair - Procedure See: Headlight Level Sensor/Service and
Repair
5. Automatic vertical aim control system control module -J431-
Under right rear seat bench
Removing and installing refer to Headlamp Control Module - Service and Repair - Procedure