198001734 - H005 POOR DRIVING COMFORT - AT FRONT

Test results
1ROAD TEST TO EVALUATE DRIVING COMFORTAll OKProblems encounteredOperation
Carry out a road test to evaluate the driving comfort of the front suspension    See Test 44A ROAD TEST FOR COMFORT EVALUATION End of diagnosis1. Subjective judgement compared with reference vehicle 62. Subjective judgement compared with reference vehicle 5.53. Subjective judgement compared with reference vehicle 3-41. Acceptable performance of the vehicle2. Move on to Step 53. Move on to Step 3
2END OF TRAVEL BUFFER CHECKAll OKProblems encounteredOperation
Raise the vehicle on a two-column lift and, raising the dust cover on the lower side of the support spring, check that the end of travel buffer does not show signs of deterioration.Move on to Step 3End of travel buffer deterioratedReplace the end of travel buffer    Op. 4410A12 FRONT SUSPENSION DAMPER (ONE), LH OR RH - FOR MCPHERSON STRUT SYSTEM - INCLUDES DISMANTLING/REASSEMBLY OF ASSEMBLY AT BENCH - R.R
3WISHBONE BUSHES CHECKAll OKProblems encounteredOperation
Raise the vehicle on a two column lift and check the condition of the wishbone front and rear bushes.In order to do so the guard under the engine must be removed    Op. 7055B54 UNDER ENGINE PROTECTION/GUARD - R.R. Move on to Step 41. Wishbone front bush deteriorated2. Wishbone rear bush deteriorated1. Replace the lower wishbone    Op. 4410B40 LOWER TRACK CONTROL ARM (WITH BALLJOINT) FOR LEFT OR RIGHT FRONT SUSPENSION (ONE) - R+R - CHECK WHEEL GEOMETRY SEPARATELY 2. Replace the lower wishbone    Op. 4410B40 LOWER TRACK CONTROL ARM (WITH BALLJOINT) FOR LEFT OR RIGHT FRONT SUSPENSION (ONE) - R+R - CHECK WHEEL GEOMETRY SEPARATELY
4SHOCK ABSORBER EFFICIENCY CHECKAll OKProblems encounteredOperation
Check the efficiency of the shock absorbers by carrying out manual compression manoeuvres (resting on the bonnet at the position of the centre of the wheel), which should be carried out on both sides of the vehicleMove on to Step 5Sudden return without dampingReplace the shock absorber which is not working properly    Op. 4410A12 FRONT SUSPENSION DAMPER (ONE), LH OR RH - FOR MCPHERSON STRUT SYSTEM - INCLUDES DISMANTLING/REASSEMBLY OF ASSEMBLY AT BENCH - R.R
5VEHICLE GEOMETRY CHECKAll OKProblems encounteredOperation
After replacing the shock absorbers, check the geometryEnd of diagnosisGeometry values do not conformRestore the geometry to the correct values    Op. 4450A10 FRONT WHEEL GEOMETRY - CHECK USING OPTICAL EQUIPMENT - INCLUDES ADJUSTMENT IF NECESSARY