General Notes

Four-wheel self leveling suspension system On Board Diagnostic (OBD)
General notes
The self leveling suspension system (air-spring system) in the A6 assures vehicle suspension and oscillation behavior virtually independent of the load carried.

The control module detects malfunctions in the system and stores them in a non-volatile memory unit.

The basic setting procedure (system initialization) must be performed via the Login Procedure when the control module is changed