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Home >> Buick >> 2012 >> Verano >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Object Detection System - Park Assist System >> Diagnostic Information and Procedures >> Parking Assist System Malfunction >> Circuit/System Verification

Circuit/System Verification

  1. Observe the scan tool Park Assist parameter while putting the gear in reverse. The parameter should change between Active and Inactive.
  2. For vehicles with manual transmission: Transmission in reverse, verify the Engine Control Module (ECM) scan tool Reverse Position Switch parameter is Active.
    3. NOTE:

    After completing the next step the vehicle might need to be driven in the forward direction at speed greater than 40 km/h (25 MPH).

  3. Transmission in REVERSE, verify the scan tool Park Assist System Status parameter displays Enable.
    • If not the specified value, refer to Diagnostic Aids  to determine the cause of the inhibit.
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