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Home >> Buick >> 2016 >> Encore Base, FWD >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Battery, Charging System And Starting System >> Diagnostic Information and Procedures >> DTC P15A3: Stop/Start Select Switch Circuit Signal Message Counter >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON
  2. Verify no DTCs are set in the K9 Body Control Module.
    • If no DTCs are set 
  3. Verify the scan tool Stop/Start Select Switch parameter changes between Active and Inactive when pressing and releasing the ECO switch.
    • If the parameter does not change 

      Refer to Circuit/System Testing

    • If the parameter changes 
  4. All OK.
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