312000569 - G001 HANDBRAKE NOT EFFICIENT

When the handbrake is operated the rear wheels are not locked. (A handbrake that is working properly should, when fully engaged, prevent the "take off" of the vehicle from stationary)
Test results
1CHECK THAT THE HANDBRAKE IS CORRECTLY ADJUSTEDAll OKProblems encounteredOperation
Check that the handbrake cable is correctly adjusted and check the clearance between the shoes and the drum (by measuring the difference between the diameter of the drum and the diameter of the brake measured at the centred shoe centre line).Move on to Step 21. Drum / shoe clearance correct.2. Drum / shoe clearance too large.1. Proceed with the adjustment of the handbrake2. Carry out the adjustment manually.
2CONTROL CABLES CHECKAll OKProblems encounteredOperation
Check:

  • that the handbrake control cables are correctly fastened;
  • the condition of the cables.
Move on to Step 31. Cable fastening slack.2. Cables damaged or broken.3. Rod damaged or broken.1. Restore correct fastenings.2. Replace the cables involvedOp. 3380A30 HANDBRAKE CABLE - R+R3. Replace the rods involved.
3HANDBRAKE SHOE CHECKAll OKProblems encounteredOperation
Check the condition of the handbrake shoes.Move on to Step 4Handbrake shoes worn.Replace the handbrake shoes.
4CORRECT OPERATION CHECKAll OKProblems encounteredOperation
Check that the fault is no longer present.End of diagnosisThe fault persists.Contact technical service for further information on the problem.