Note
On this vehicle the brake system is divided by axle.
Right and left front axle
Right and left rear axle
Anti-Lock Braking System (ABS) Repair Information
Note
ABS malfunction
Overview - Control Module and Hydraulic Unit
Note
If the ABS Control Module -J104- is faulty it can be
replaced separately.
If the ABS Hydraulic Unit -N55- is faulty it must be
replaced t
Special tools and workshop equipment
required
ESD Work Surface -VAS6613-
Note
If the ABS Control Module -J104- is faulty it can be
replaced separately.
If the ABS Hydraulic Unit -N55-
Rear Upper Body Vent Temperature Sensor -G537-, Removing and Installing,
"Low" A/C System
Note
The Rear Upper Body Vent Temperature Sensor -G537- is only
installed on vehicles with a "Low" A/C system in the air duct.
Removing
- Turn off the ignition.
- Remove the rear center cons
Model with Longitudinally Installed Engine
Tread variance for models with a longitudinally installed
engine, such as A4, A5, A6, A7, A8, Q5, Q7, ...
In this case, the variance between the front and rear axle
may not be more than 2 mm
Note
For all four wheels use only tires of the same co