Contents

		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. intermittent operation) 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 ASSEMBLY - R+R OR REPAIR Op. 5050B34 FRONT WINDSCREEN WIPER ARM(S) COMPLETE WITH BLADE - R.R.
1	CHECK ON CORRECT WINDSCREEN WIPER FASTENING	All OK	Problems encountered	Operation
	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 FRONT 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	WINDSCREEN WIPER LINKAGE CHECK	All OK	Problems encountered	Operation
	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 body 2. Foreign bodies present in the windscreen wiper housing 3. Incorrect assembly of the windscreen wiper	1. Restore the correct operation of the linkage 2. Remove the foreign bodies from the windscreen wiper housing 3. Replace the windscreen wiper unit Op. 5050B38 FRONT WINDSCREEN WIPER ASSEMBLY - R.R. OR REPAIR