Note: Review the system operation in order to familiarize yourself with the system functions. Refer to 
Object Detection Description and Operation.
Visual/Physical Inspection
|     •  | Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom. | 
 
|     •  | Make sure the front object alarm sensors located on the vehicles front bumper are clear. Remove any snow, mud or ice that is blocking the sensors. | 
 
|     •  | Make sure the rear object alarm sensors located on the vehicles rear bumper are clear. Remove any snow, mud or ice that is blocking the sensors. | 
 
|     •  | If the vehicle is fitted with a trailer hitch, enter the customization menu in the infotainment unit and select 
Tow Bar Att
. Select 
Yes
 if a tow ball tongue/neck is attached or 
No
 if a tow ball tongue/neck is removed.  | 
 
|     •  | Drive the vehicle for longer than 20 seconds and at a speed greater than 17 km/h. | 
 
Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to 
Testing for Intermittent Conditions and Poor Connections.