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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 28 (Wiper System And Washer System) >> Diagnostic Information and Procedures >> DTC B3873: Front Washer Relay Circuit >> Circuit/System Verification

Circuit/System Verification

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  1. Ignition ON.
  2. Verify the G24 Windshield Washer Pump activates when commanding the Windshield Washer Relay On and Off with a scan tool.
    • If the G24 Windshield Washer Pump does not activate 

      Refer to Circuit/System Testing

    • If the G24 Windshield Washer Pump activates 
  3. All OK.