169000301 - S27 REAR SUSPENSION NOISE (WHISTLE/HUM)

Whilst driving, especially on unmade roads, there is a whistling noise coming from the rear suspension. This diagnosis can only be made after    See table S15 VEHICLE RUNNING NOISECarry out the latter first.
0PRELIMINARY CHECKSAll OKProblems encounteredOperation
Having carried out the road test, during the    See table S15 VEHICLE RUNNING NOISE, there was a whistling noise from the back.Continue depending on the circumstances in which the noise occurs.End of diagnosis

  • The noise increases when cornering.
  • The noise increases in vertical oscillation conditions.

  • Replace the wheel bearing on the side where the noise is loudest
  • Move on to Step 1
1BRAKE DRUM CHECKAll OKProblems encounteredOperation
Remove the wheel    Op. 4450B02 LEFT FRONT WHEEL R RCheck the wear of the brake liningsMove on to Step 2Brake linings wornBrake lining replacement
2SHOCK ABSORBER STEM CHECKAll OKProblems encounteredOperation
Check that the noise is not due to irregular friction between the shock absorber stem and the gasket, checking the condition of the stem chrome surface.End of diagnosisThere is irregular frictionLubricate the stem raising the dust cover with a layer of silicon grease.If the noise persists, replace the shock absorber    Op. 4410A12 FRONT SUSPENSION DAMPER (ONE), LH OR RH - FOR MCPHERSON STRUT SYSTEM - INCLUDES DISMANTLING/RE-BUILDING OF ASSEMBLY AT BENCH R R