Wiper system diagnosis operational check - AD82.30-P-3002GH

MODEL 163

	Location of components, wiper system	Rear screen wiper system	&(GF82.30-P-0004-01GH )
		Front screen wiper system	&(GF82.30-P-0005-01GH )
	Wiper system diagnosis, previous knowledge		AD82.30-P-2002GH
	Prerequisites for function check
I	Battery voltage 11-14V
II	Fuses in order
III	AAM voltage supply in order		AD54.21-P-6000-01GH
IV	Ignition (terminal 15) ON
	Function check
Scope of test	Operation/requirement	Specified value	Possible cause/ Remedy
1 Tip wiping	Combination switch (S4) in "Tip wiping" position	Wiper runs at slower speed, while S4 is operated	Cables AD82.30-P-6002-09GH AD82.30-P-6002-02GH
2 Front screen wiping Stage 1	Combination switch (S4) in "Wiping stage 1" position	Wiper runs at slow speed	Cables AD82.30-P-6002-09GH AD82.30-P-6002-02GH
3 Front screen wiping Stage 2	Combination switch (S4) in "Wiping stage 2" position	Wiper runs quickly	Cables AD82.30-P-6002-09GH AD82.30-P-6002-02GH
4 Front screen intermittent wiping	Combination switch (S4) in "Intermittent wiping" position.	Wiper runs, an interval of approx. 5 seconds follows each complete wiping process	Cables Intermittent wiper control AD82.30-P-6002-01GH
5 Front screen washing	Combination switch (S4) in "Washing" position	Windshield washer pump (M5/1) operates while S4 is actuated, the wiper carries out three more wiper processes after the switch is released	Cables AD82.30-P-6002-10GH AD82.30-P-6002-04GH AD82.30-P-6002-02GH
6 Rear screen intermittent wipe	Operate "Rear screen intermittent wipe" on rear window wiper/washer switch (S78).	Rear wiper runs, an interval of approx. 5 seconds follows each complete wiping process	Cables AD82.30-P-6002-06GH AD82.30-P-6002-08GH
7 Rear screen washing	Operate "Rear screen intermittent wipe" on rear window wiper/washer switch (S78).	The rear window washer pump (M5/3) operates while S78 is operated, the wiper carries on wiping for 3 seconds after the switch is released and then stops in the rest position	Cables AD82.30-P-6002-06GH AD82.30-P-6002-08GH AD82.30-P-6002-05GH