IMPORTANT: The brake pad wear sensor must be replaced once it has been
removed (brake
pad wear sensor loses its retention capability in the brake pad).
If a brake lining sensor that has already been
Fig. 103: Identifying Electronic Components
DSC control unit
Rotation rate sensor
Brake-pad-wear sensor
Pulse generator
REMOVING AND INSTALLING / REPLACING DSC CONTROL UNIT
IMPORTANT: Read and
WARNING: Danger of scalding!
These tasks on the cooling system should only be carried out on an
engine that has cooled down!
IMPORTANT: Wear protective gloves and goggles.
IMPORTANT: Lifetime coolant filling:
Never reuse used coolant!
When replacing and removing components which rely on the corrosio
Special tools required:
32 1 27032 1 270 PLUGS (SET)
Necessary preliminary tasks:
Remove expansion tank.
Read and comply with General Information.
After completing tasks, bleed brake system with DSC.
IMPORTANT: Do not bend brake lines.
Unfasten brake lines (2).
Unclip retaining bar (1) and r