Axle Alignment Procedure, AUDI Q7
WARNING: This page is about a different car, the 2023 Audi SQ8, 2023 Audi RS Q8, and 2023 Audi Q8. However, it is still accessible from the selected car via links, so may be relevant.
-- Start the selected program and follow the instructions on the Vehicle Diagnostic Tester display.
The following sequence of procedure steps must be observed.
- Drive the vehicle "straight" onto the alignment rack. Switch off the ignition when the vehicle has come to a stop.
- Versions with air suspension: initiate and lock standard vehicle height. Refer to STANDARD VEHICLE HEIGHT, INITIATING AND LOCKING .
- Audi Q7 from product improvement: move the steering gear into the zero position. Refer to REAR AXLE STEERING GEAR, MOVING INTO ZERO POSITION .
- Perform wheel run-out compensation. Refer to WHEEL RUN-OUT COMPENSATION .
- Check the maximum steering angle. Refer to MAXIMUM STEERING ANGLE, CHECKING .
- Even out the Steering Wheel Scales:VAS 6458A on the steering wheel as close to 0° as possible.
- Check the rear axle camber and adjust if necessary. Refer to REAR AXLE CAMBER, ADJUSTING .
- Check rear axle toe and adjust if necessary. Refer to REAR AXLE TOE, ADJUSTING .
- Check front axle camber and adjust if necessary. Refer to FRONT AXLE CAMBER, CENTERING .
- Check the front axle toe and adjust if necessary. Refer to FRONT AXLE TOE, ADJUSTING .
When the adjustment on the suspension is changed:
- Calibrate the Steering Angle Sensor -G85-. Refer to Steering Angle Sensor -G85- BASIC SETTING .
If the adjustment on the rear axle was changed:
Using the Vehicle Diagnostic Tester, determine which Driver Assistance Systems are installed.
- Adjust the adaptive cruise control. Refer to ADAPTIVE CRUISE CONTROL (ACC), ADJUSTING .
- Calibrate the radar sensor (Control Module for Adaptive Cruise Control J428). Refer to RADAR SENSOR (CONTROL MODULE FOR ADAPTIVE CRUISE CONTROL -J428-), CALIBRATING, Q8 AND Q7 FROM PRODUCT IMPROVEMENT .
- Calibrate the laser sensor (Laser Distance Regulation Control Module J1122). Refer to LASER SENSOR (LASER DISTANCE REGULATION CONTROL MODULE - J1122), CALIBRATING, Q8, Q7 FROM PRODUCT IMPROVEMENT .
- Driver Assistance Systems Front Camera, Calibrating. Refer to DRIVER ASSISTANCE SYSTEMS FRONT CAMERA, CALIBRATING .
- Infrared System, Calibrating. Refer to INFRARED SYSTEM, CALIBRATING .