Honda Acura NSX 1991 Service Manual page 1151

A 7 A 6 A 6 A 4 A 3 A 2 A l
A l 4 A l 3 A l 2 A l l A 1 0 A 9 A 6
View from terminal side
Wiper System:
Test condition
No. Terminal
Under all conditions.
1
A8
Under all conditions.
2 A9
Ignition switch ON.
3 A5
Ignition switch ON.
4
Ignition switch ON.
5
and wiper switch INT. should be battery voltage.
ignition switch ON
6 A4 and washer switch
ON.
Intermittent dwell time Check for resistance between
control ring turned.
7 Al and A2
Ignition switch ON,
wiper switch OFF
8 A7
Test: desired result
Check for continuity to ground:
should be continuity.
Check for voltage to ground:
should be battery voltage.
Check for voltage to ground:
should be battery voltage.
Check for voltage to ground:
should be battery voltage.
Check for voltage to ground:
Check for voltage to ground:
should be battery voltage.
the Al and A2 terminals:
should vary from 0 to 25,000
ohms as the ring is turned.
Check for voltage to ground:
should be battery voltage.
View from wire side
Possible cause (if result is not obtained)
Poor ground (G401, G4021.
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An open in the wire.
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Blown No. 34 (15A) fuse.
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An open in the wire.
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Blown No. 5 (lOA) or No. 29 (50
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An open in the wire.
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Blown No. 26 (4OA) fuse.
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Faulty intermittent relay.
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An open in the wire.
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Blown No. 6 (7.5A) fuse.
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Faulty wiper switch.
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An open in the wire.
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Blown No. 6 (7.5A) fuse.
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Faulty washer switch.
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An open in the wire.
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Faulty intermittent dwell time
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controller.
An open in the wire.
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Faulty wiper motor (automatic-
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stop circuit).
An open in the wire.
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