Diagnostic Test

CHECK FOR AN ACTIVE DTC
1. With the scan tool, read PAM DTCs and record on the repair order.
2. With the scan tool, erase DTCs.
3. Using the recorded Environmental Data, along with the When Monitored and Set Conditions above, operate the vehicle in the conditions that set the DTC.
4. With the scan tool, read PAM DTCs.
  Did the DTC return?
  
  Yes
  - Go To 2
  No
  - The condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension. If no problems are found, test complete.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK THE REAR PARK ASSIST SENSOR WIRING HARNESS
1. Turn the ignition off.
2. Disconnect the Park Assist Sensor wiring harness from the vehicle.
3. With the scan tool, erase DTCs.
4. Turn the ignition on.
5. With the scan tool, read PAM DTCs.
  Did the DTC return?
  
  Yes
  - Go To 3
  No
  - Go To 4
CHECK THE (X700) PARK ASSIST SENSOR SUPPLY CIRCUIT FOR A SHORT TO GROUND
1. Turn the ignition off.
2. Disconnect the Park Assist Module C2 harness connector.
3. Check for continuity between ground and the (X700) Park Assist Sensor Supply circuit at the Park Assist Module C2 harness connector.
  Is there continuity between ground and the (X700) Park Assist Sensor Supply circuit?
  
  Yes
  - Repair the (X700) Park Assist Sensor Supply circuit for a short to ground.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Replace the Park Assist Module in accordance with the Service Information. Refer to MODULE, PARK ASSIST, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK THE PARK ASSIST WIRING HARNESS FOR WIRE TO WIRE SHORTS
1. Disconnect all 4 Park Assist Sensors from the Park Assist harness connector.
2. Check for continuity between the (X700) Park Assist Sensor Supply circuit and all other circuits at the Rear Park Assist harness connector.
  Is there continuity between the (X700) Park Assist Sensor Supply circuit and any other circuit?
  
  Yes
  - Repair the (X700) Park Assist Sensor Supply circuit for a short to another circuit.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Go To 5
CHECK FOR AN INTERNALLY SHORTED OUT PARK ASSIST SENSOR
1. Reconnect the Park Assist Module C2 harness connector.
2. Reconnect all Park Assist sensors except for Park Assist Sensor 8.
3. Reconnect the Park Assist Sensor wiring harness.
4. With the scan tool, erase DTCs.
5. With the scan tool, read PAM DTCs.
  Did the DTC return?
  
  Yes
  - Go To 6
  No
  - Replace the Park Assist Sensor 8 in accordance with the Service Information. Refer to SENSOR, PARK ASSIST, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK THE REMAINING PARK ASSIST SENSORS FOR AN INTERNALLY SHORTED OUT SENSOR
1. Disconnect Park Assist Sensor 9.
2. With the Scan tool, erase DTCs.
3. Turn the ignition on.
4. With the scan tool, read PAM DTCs.
  Did the DTC return?
  
  Yes
  - Go To 7
  No
  - Replace the Park Assist Sensor 9 in accordance with the Service Information. Refer to SENSOR, PARK ASSIST, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK THE REMAINING PARK ASSIST SENSORS FOR AN INTERNALLY SHORTED OUT SENSOR
1. Disconnect Park Assist Sensor 10.
2. With the Scan tool, erase DTCs.
3. Turn the ignition on.
4. With the scan tool, read PAM DTCs.
  Did the DTC return?
  
  Yes
  - Go To 8
  No
  - Replace the Park Assist Sensor 10 in accordance with the Service Information. Refer to SENSOR, PARK ASSIST, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK THE REMAINING PARK ASSIST SENSORS FOR AN INTERNALLY SHORTED OUT SENSOR
1. Disconnect Park Assist Sensor 11.
2. With the Scan tool, erase DTCs.
3. Turn the ignition on.
4. With the scan tool, read PAM DTCs.
  Did the DTC return?
  
  Yes
  - Replace the Park Assist Module in accordance with the Service Information. Refer to MODULE, PARK ASSIST, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Replace the Park Assist Sensor 11 in accordance with the Service Information. Refer to SENSOR, PARK ASSIST, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .