3022766 - X20 BRAKE FLUID LEAKS

A brake fluid leak is seen.
Results of the tests
0PRELIMINARY CHECKSAll OKProblems metOperation
Check whether the fault is accompanied by decreased braking efficiencyVisually inspect the brake fluid level in the reservoir Op. 3330A12Continue to Step 1Decreased braking efficiency See table   F01  POOR BRAKING ACTION
Level too lowRestore the correct level and road test the vehicle. If the fault persists, Continue to Step 1
1RESERVOIR LEAKAGE TESTAll OKProblems metOperation
Visually check that there are no leaks from the reservoir and the pipesContinue to Step 2Leaks from the reservoirReplace the reservoir Op.   3330C30 
2PUMP LEAKAGE TESTAll OKProblems metOperation
Visually check that there are no leaks of fluid from the brake pump and connectorsContinue to Step 3Leaks from the connectors in the area of the pump / ABS control unitTighten the connectors or replace the damaged parts
Leaks from the connectors in the area of the pump / ABS control unitReplace the brake servo assembly Op.   3330D02 
3CHECK HOSESAll OKProblems metOperation
Visually inspect that there are no leaks from the flexible pipesContinue to Step 4Leaks from the connectors or flexible pipe to the front brakes deterioratedTighten the connectors or replace the pipe Op.   3330E10 
Leaks from the connectors or flexible pipe to front brakes deterioratedTighten the connectors or replace the pipe Op.   3330E30 
4RIGID PIPES CHECKAll OKProblems metOperation
Visually inspect that there are no leaks from the underbody rigid pipesContinue to Step 5Leaks from the connectors or rigid pipes damagedTighten the connectors or replace the rigid pipes
5CORRECT OPERATION CHECKAll OKProblems metOperation
Check that the fault is no longer presentFault persistsSearch for the fault starting from another symptom'