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Home >> Chevrolet >> 2016 >> Spark LS, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 11 (Wiper System And Washer System) >> Diagnostic Information and Procedures >> DTC B3873: Front Washer Relay Circuit >> Circuit/System Verification
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Circuit/System Verification

WARNING: This page is about a different car, the 2015 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Verify the scan tool Windshield Washer Switch parameter changes between Active and Inactive when pressing the windshield washer switch.
    • If the parameter does not change 

      Refer to Circuit/System Testing - Windshield Wiper/Washer Switch Malfunction.

    • If the parameter changes 
  3. Verify the windshield washers turn On when commanding the Windshield Washer Relay Active with a scan tool.
    • If the Windshield Washers do not turn ON 

      Refer to Circuit/System Testing - Windshield Washer Pump Malfunction

    • If the Windshield Washers turn ON 
  4. All OK.