198001745 - H029 STEERING HEAVY WITH POOR RETURN

The Customer complains of a poor response from the steering and/or heaviness when steering
Test results
1GEOMETRY CHECKSAll OKProblems encounteredOperation
Check that the wheel geometry and tyre wear are correctMove on to Step 21. Tyres worn2. Tyre inflation pressure not correct3. Geometry not correct1. Replace the tyres. 2. Restore pressure3. Restore correct geometry
2STEERING HEAVINESS UNIFORMITY CHECKAll OKProblems encounteredOperation
With the vehicle stationary, check that the heaviness of the steering varies from one end of travel to the otherMove on to Step 3The steering heaviness and/or return is uniformDo not adjust the EPS system. Check for faults in the steering box and the front suspension assembly
3FAULT EXTENT CHECKAll OKProblems encounteredOperation
Check whether the heaviness is slight or more seriousEnd of diagnosis1. The heaviness is slight and occurs during parking manoeuvres2. The heaviness is more serious1. Do not intervene; the EPS system does not assist the return of the steering from stationary2. Move on to Step 4
4WIRING CHECKAll OKProblems encounteredOperation
Check:- that the electrical connections and terminals are correctly fitted at the EPS system and Body Computer- that the battery terminals are correctly tightened- the continuity of the EPS supply wiring- check and clean the bodywork terminals earthedMove on to Step 5Loose connections and/or breaks in continuity at both ends of the wiring detectedRestore the correct wiring connections
5CHECK USING DIAGNOSTIC EQUIPMENTAll OKProblems encounteredOperation
Connect the Examiner diagnostic equipment and check that there are no faultsMove on to Step 6Presence of faultsContinue following the instructions on the diagnostic equipment, see the detailed list of errors and follow the recommended advice
6CITY SWITCH CHECKAll OKProblems encounteredOperation
Still using the Examiner diagnostic equipment, check that there are no faults with the City switchEnd of diagnosisSwitch and/or wiring faultyRestore correct operation