		Test results
1	WIRING CHECK	All OK	Problems encountered	Operation
	Check connections between: - battery; - junction unit; - steering wheel interface; - rain sensor; - windscreen wiper motor See E3020 WINDSCREEN WASH/WIPE	Move on to Step 2	1. Wiring interrupted 2. Fuse blown 3. Earth not sufficient	1. Restore the correct wiring See E3020 WINDSCREEN WASH/WIPE 2. Replace the fuse and find out what could have caused it to blow. 3. Restore the correct earth
2	RAIN SENSOR CHECK	All OK	Problems encountered	Operation
	Check that the rain sensor is working properly	Move on to Step 3	The windscreen wipers still carry out a cycle as if set to intermittent operation	Replace the rain sensor Op. 5050B64 RAIN SENSOR ELECTRONIC UNIT - R.R
3	WINDSCREEN WIPER MOTOR CHECK	All OK	Problems encountered	Operation
	Check that the windscreen wiper motor is working properly See E3020 WINDSCREEN WASH/WIPE	End of diagnosis	Windscreen wiper motor not working	Replace the windscreen wiper motor Op. 5050B38 FRONT WINDSCREEN WIPER ASSEMBLY - R.R. OR REPAIR

For vehicles equipped with a rain sensor only, with the ignition on, when the steering column switch unit lever is placed in the automatic position, the windscreen wipers do not work when there is water on the windscreen.