| | Test results |
| 0 | PRELIMINARY CHECKS | All OK | Problems encountered | Operation |
|---|
| Lift the wiper arms off the glass, turn on the panel and select one of the functions (e.g. intermittence) to see whether the noise persists | Move on to Step 1 | The noise is no longer present | Replace the wiper blades and/or wiper arms Op. 5050B28 WINDSCREEN WIPER BLADE/S - R+R Op. 5050B34 WINDSCREEN WIPER ARM/S COMPLETE WITH BLADE - R+R |
| 1 | CHECK THE WIPER IS CORRECTLY FASTENED | All OK | Problems encountered | Operation |
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| Turn off the function selected previously using the stalk command and turn off the panel. Then remove the wiper arms and panel to ensure the windscreen wiper is correctly fastened to the body Op. 5050B34 WINDSCREEN WIPER ARM/S COMPLETE WITH BLADE - R+R | Move on to Step 2 | Incorrect fastening of the windscreen wiper | Restore the correct fastening of the windscreen wiper |
| 2 | CHECK THE WINDSCREEN WIPER LINKAGE | All OK | Problems encountered | Operation |
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| Turn off the instrument panel and check the linkage movement is correct, in particular:- ensure the linkage does not interfere with the body or is hindered by foreign bodies present in the wiper housing;- check that the windscreen wiper unit has been correctly assembled | End of diagnosis | 1. The linkage interferes with the body2. Foreign bodies present in the windscreen wiper housing3. Incorrect assembly of the windscreen wiper | 1. Restore the correct operation of the linkage2. Remove the foreign bodies from the windscreen wiper housing3. Replace the windscreen wiper unit Op. 5050B38 WINDSCREEN WIPER ASSEMBLY - R+R OR REPAIR |