3308749 - 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 efficiency Visually inspect the brake fluid level in the reservoir Op.   3330A10  Continue to Step 1 Decreased braking efficiency See table   F01 
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 pipes Continue to Step 2 Leaks from the pipes in the area of the reservoirTighten the pipes (see Assembly 3330C)
Leaks from the reservoir Replace the reservoir Op.   3330C30 
2PUMP LEAKAGE TESTAll OKProblems metOperation
Visually check that there are no leaks of fluid from the brake pump and connectors Continue to Step 3 Leaks from the connectors in the area of the pump / ABS control unitTighten the connectors or replace the damaged parts (see Assembly 3340B)
Leaks from the pump Replace the brake servo assembly Op. 3330D10
3CHECK HOSESAll OKProblems metOperation
Visually inspect that there are no leaks from the flexible pipes Continue to Step 4 Leaks from the connectors or flexible pipes deterioratedTighten the connectors or replace the hoses involved (see Assembly 3340B)
4RIGID PIPES CHECKAll OKProblems metOperation
Visually inspect that there are no leaks from the underbody rigid pipes Continue to Step 5 Leaks from the connectors or rigid pipes damagedTighten the connectors or replace the rigid pipes (see Assembly 3340B)
5HECK ON CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosisFault persistsSearch for the fault starting from another symptom'