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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 >> DTC B3873 >> Diagnostic Fault Information

Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Windshield Washer Switch Signal 2 1 3 -
Windshield Washer Pump Control 1 1 2 -
Windshield Washer relay Control 2 1 B3873 -
Windshield Washer Pump Ground - 1 - -
Windshield Wiper Switch Ground - 3 - -
1. Washer Inoperative
2. Washers Always ON
3. Windshield Wiper System Malfunction