The brake system is one of the most important safety systems on any motor
vehicle. It is therefore essential to
act with utmost care when working on the brake system and to follow the
instructions b
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 (HD
REMOVING AND INSTALLING (REPLACING) CONTROL UNIT (PARK DISTANCE
CONTROL)
IMPORTANT: Read and comply with notes on protection against
electrostatic damage (ESD
protection).
Necessary preliminary tasks:
Remove flap in luggage compartment panel on right.
Fold insulating mat (1) to one side.
Fig. 1
Special tools required:
31 4 160
Necessary preliminary tasks:
Remove left output shaft.
Lever shaft seal (1) out of front differential with a screwdriver (2).
Fig. 122: Identifying Shaft Seal And Screwdriver
Installing shaft seal:
NOTE: The installation protective ring (1) serves to protect t