Necessary preliminary tasks:
Remove front left underbody panelling.
Disconnect plug connection (1).
Gently press retaining tabs apart in direction of arrow and remove receiving
antenna (2).
Fig.
Special tools required:
00 2 190
NOTE: If a tire sealant has been used, replace the wheel electronics.
When a tire has been removed, do not clean the rim with installed wheel
electronics with high
IMPORTANT: Only brake test stands (analyzers) with test speeds of 2.5 -
6 km/h may be used.
Before driving onto the brake test stand (dynamic brake analyzer), switch off
the Hill Descent Control (HDC) and keep it switched off while testing the
brakes.
The HDC indicator lamp must not light up!
NOT
REMOVING AND INSTALLING/REPLACING STARTER MOTOR (N52, N52K, N51, N53,
N54)
IMPORTANT: Aluminum-magnesium materials.
No steel screws/bolts may be used due to the threat of electrochemical
corrosion.
A magnesium crankcase requires aluminum screws/bolts exclusively.
Aluminum screws/bolts must be re