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Home >> Chevrolet >> 2015 >> Spark LS, Standard Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Wiper/Washer Systems >> Wiper System And Washer System >> Diagnostic Information and Procedures >> DTC B3873: Front Washer Relay Circuit >> Component Testing >> Windshield Wiper/Washer Switch
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Windshield Wiper/Washer Switch

  1. Ignition OFF, disconnect the harness connector at the S82 Windshield Wiper/Washer Switch.
  2. Test for infinite resistance between the signal terminal 8 and the low reference terminal 1 with the switch in the open position.
    • If less than infinite resistance 

      Replace the S82 Windshield Wiper/Washer Switch.

    • If infinite resistance 
  3. Test for less than 2 Ω between the signal circuit terminal 8 and the low reference circuit terminal 1 with the switch in the closed position.
    • If 2 Ω or greater 

      Replace the S82 Windshield Wiper/Washer Switch.

    • If less than 2 Ω 
  4. All OK
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