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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 B3715 or B3875: Windshield Wiper Relay Circuit >> Circuit/System Verification

Circuit/System Verification

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  1. Ignition ON.
  2. Verify the M75 Windshield Wiper Motor changes between Off, Low, and High when cycling the S82 Windshield Wiper/Washer Switch between Off, Low, and High.
    • If the Windshield Wiper Motor does not cycle between Off, Low, and High 

      Refer to Circuit/System Testing

    • If the Windshield Wiper Motor cycles between Off, Low, and High 
  3. All OK.