34 31 181 Removing and Installing/Replacing Expansion Tank For Hydraulic Brake Actuation

34 31 181 Removing and Installing/Replacing Expansion Tank For Hydraulic Brake Actuation

Note:
Follow general instructions
Remove equipment compartment partition wall. 51 71 080 Removing and Installing/Replacing Heater Bulkhead
Suck the brake fluid out of the expansion tank. Use a suction bottle used exclusively for drawing off brake fluid.
Do not reuse drawn off brake fluid.





Unfasten plug connection (1) and disconnect.
Pull off supply hose (2) of clutch hydraulic system if necessary.
Release retaining screw (3).

Installation:
Expansion tank to brake master cylinder 24 Nm

Pull expansion tank (4) vertically out of brake master cylinder.

Vehicles with DSC (before 09/00)






Release hose clip (1) and detach supply hose (2) of precharging pump from expansion tank.
The supply hose must be secured in vertical position so that no fluid can emerge





Caution!
Check rubber plug in brake master cylinder for damage and replace if necessary.

Push the expansion tank vertically onto the brake master cylinder