Circuit/System Verification

WARNING: This page is about a different car, the 2016 Chevrolet Trax and 2016 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.

Ignition ON.
Verify the scan tool Park 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 Circuit/System Testing - Parking Assist Switch Circuit Malfunction.
- If the parameter changes between Active and Inactive
Engine running, parking brake applied, transmission in R.
Verify the reverse lamps are illuminated.
- If the reverse lamps are not illuminated
  Refer to Backup Lamps Malfunction (Automatic transmission)Backup Lamps Malfunction (Manual Transmission) .
- If the reverse lamps are illuminated
Verify the scan tool Parking Assist System Status parameter is Enabled.
- If the parameter is not Enabled
  Refer to Diagnostic Aids to determine the cause of the inhibit.
- If the parameter is Enabled
Verify the parking assist switch indicator turns ON and OFF when turning the parking assist system on and off with the park assist switch.
- If the indicator does not turn ON and OFF
  Refer to Circuit/System Testing - Parking Assist Switch Indicator Circuit Malfunction.
- If the indicator turns ON and OFF
All OK.