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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> Accessories & Equipment >> Wiper/Washer Systems >> Wipers And Washers >> Diagnostic Information and Procedures >> Washer Malfunction >> Diagnostic Fault Information

Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Windshield Washer Switch Signal 3 1 1 -
Rear Window Wiper/Washer Switch Signal 2 2 4 -
Windshield Washer Relay Control 3 1 1 -
Rear Window Washer Relay Control 2 2 4 -
Windshield Washer Pump Control 5 5 - -
Rear Window Washer Pump Control 5 5 - -
1. Windshield washer inoperative
2. Rear window washer inoperative
3. Windshield washer always on
4. Rear window washer always on
5. Windshield and rear window washer pump inoperative