3308627 - F10 EXCESSIVE BRAKE PEDAL FREE PLAY

When the brake pedal is depressed, its travel is longer than the normal operating travel.
Results of the tests
1CHECK FOR FLUID LEAKSAll OKProblems metOperation
Visually check the braking system for leaks Continue to Step 2 Fluid leak detectedRetighten the connectors
Component defectiveReplace faulty component
2CHECK BRAKE PUMP FOR FLUID LEAKSAll OKProblems metOperation
Disconnect the non-return valve connector from the servo unit and insert a tube brush into the bottom of the servo unit chamber. Check that there is no fluid in the chamber Continue to Step 3 Fluid present in the servo unit chamber Replace the servo unit Op. 3330D10
3CHECK FOR AIR IN THE SYSTEMAll OKProblems metOperation
Check for presence of air in the braking system Continue to Step 4 Presence of air in the circuit Bleed the system Op.   3330A14 
4CHECK EFFICIENCY OF REAR BRAKE SELF-ADJUSTERAll OKProblems metOperation
Check the efficiency of the rear brake self-adjuster: See Test   3380AA  Check handbrake setting Continue to Step 5 Faulty brake play take-up device Replace the rear brake caliper concerned Op.   3310B34 
5HECK ON CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosisFault persistsSearch for the fault starting from another symptom'