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Home >> Chevrolet >> 2013 >> Trax LS, Standard Trans >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Object Detection System And Pedestrian Protection System >> Diagnostic Information and Procedures >> Parking Assist System Malfunction (Buick) >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON, transmission in R.
  2. Verify the scan tool Parking Assist Switch parameter changes between Active and Inactive while pressing and releasing the parking assist switch.
    • If the parameter does not change between Active and Inactive 

      Refer to Parking Assist Switch Circuit Malfunction below.

    • If the parameter changes between Active and Inactive 
  3. Verify the parking assist switch indicator turns On and Off when commanding the Parking Assist Switch LED output control On and Off with a scan tool.
    • If the indicator does not turn ON and OFF 

      Refer to Parking Assist Switch Indicator Circuit Malfunction below.

    • If the indicator turns ON and OFF 
  4. Transmission in R, verify the scan tool Calculated Transmission Range parameter is Reverse.
    • If the parameter is Reverse 
  5. Transmission in R, verify the scan tool Parking Assist System Status parameter is Enabled.
    • If the parameter is not Enabled 

      Refer to Diagnostic Aids above to determine the cause of the inhibit.

    • If the parameter is Enabled 
  6. All OK.
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