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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 >> Windshield Washer Solvent Heater Malfunction >> Diagnostic Fault Information

Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Battery Positive Voltage 1 1 - -
Ignition 3 Voltage 1 1 - -
Washer Fluid Heated Control Switch Signal 3 1 1 -
Windshield Washer Switch Signal 4 1 4 -
Washer Fluid Heated Control Switch LED Supply Voltage 2 2 1 -
Washer Solvent Heater Assembly Ground - 1 - -
Washer Solvent Heater Assembly Logic Ground - 1 - -
1. Windshield Washer Solvent Heater Malfunction
2. Windshield Washer Solvent Heater Indicator Inoperative
3. Windshield Washer Solvent Heater Indicator Always ON
4. Windshield Wiper System Malfunction