Diagnostic Test

CHECK FOR AN ACTIVE DTC
1. Turn the ignition on.
2. Using a scan tool, record and erase Diagnostic Trouble Codes (DTCs).
3. Turn the ignition off then back to on.
4. Open the passenger door to turn the approach lights on.
5. Turn the passenger side turn signal on.
6. Fold and unfold the mirrors (if equipped).
7. Turn the rear defogger on (if equipped with heated mirrors).
8. Operate the Mirror Adjust switch in all directions several times while monitoring the scan tool for DTCs.
  NOTE:
  After adjusting the mirror in one direction wait at least two seconds before adjusting the mirror in the opposite direction, as this will allow time for an active fault to set if present.
9. With the scan tool, read PDM DTCs.
  Is the DTC active?
  
  Yes
  - Go To 2
  No
  - Perform the TESTING FOR AN INTERMITTENT CONDITION procedure. Refer to TESTING FOR AN INTERMITTENT CONDITION .
CHECK THE (P553) PASSENGER MIRROR BLINDSPOT LAMP SUPPLY CIRCUIT FOR A SHORT TO VOLTAGE
1. Turn the ignition off.
2. Disconnect the Passenger Outside Rearview Mirror C1 and C2 (Component Side) harness connectors from the Door Module.
3. Turn the ignition on.
4. Measure the voltage between ground and the (P553) Passenger Mirror Blindspot Lamp Supply circuit in the Passenger Outside Rearview Mirror C1 (Component Side) harness connector.
  Is there any voltage present?
  
  Yes
  - Repair the (P553) Passenger Mirror Blindspot Lamp Supply circuit for a short to voltage.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Go To 3
CHECK THE (P553) PASSENGER MIRROR BLINDSPOT LAMP SUPPLY CIRCUIT AND THE (P554) PASSENGER MIRROR BLINDSPOT LAMP RETURN CIRCUIT FOR AN OPEN
1. Turn the ignition off.
2. Check for continuity between the (P553) Passenger Mirror Blindspot Lamp Supply circuit and the (P554) Passenger Mirror Blindspot Lamp Return circuit at the Passenger Outside Rearview Mirror C1 (Component Side) connector.
  Is there continuity between the (P553) Passenger Mirror Blindspot Lamp Supply circuit and the (P554) Passenger Mirror Blindspot Lamp Return circuit?
  
  Yes
  - Go To 4
  No
  - Repair the (P553) Passenger Mirror Blindspot Lamp Supply circuit or the (P554) Passenger Mirror Blindspot Lamp Return circuit for an open.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK THE (P553) PASSENGER MIRROR BLINDSPOT LAMP SUPPLY CIRCUIT FOR A SHORT TO ANOTHER MIRROR DRIVER OR SIGNAL CIRCUIT
1. Check for continuity between the (P553) Passenger Mirror Blindspot Lamp Supply circuit and any designated Mirror Driver and Signal circuits at the Passenger Outside Rearview Mirror C1 and C2 (Component Side) connectors.
  Is there continuity between the (P553) Passenger Mirror Blindspot Lamp Supply circuit and any designated Mirror Driver and Signal circuit(s)?
  
  Yes
  - Repair the (P553) Passenger Mirror Blindspot Lamp Supply circuit for a short to another designated Mirror Driver and Signal circuit(s).
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Go To 5
CHECK THE MIRROR FUNCTION
1. Replace the Passenger Outside Rearview Mirror in accordance with the Service Information. Refer to MIRROR, OUTSIDE REARVIEW, REMOVAL AND INSTALLATION .
2. Turn the ignition on.
3. Using a scan tool, record and erase Diagnostic Trouble Codes (DTCs).
4. Turn the ignition off then back to on.
5. Open the passenger door to turn the approach lights on.
6. Turn the passenger side turn signal on.
7. Fold and unfold the mirrors (if equipped).
8. Turn the rear defogger on (if equipped with heated mirrors).
9. Operate the Mirror Adjust switch in all directions several times while monitoring the scan tool for DTCs.
  NOTE:
  After adjusting the mirror in one direction wait at least two seconds before adjusting the mirror in the opposite direction, as this will allow time for an active fault to set if present.
10. With the scan tool, read PDM DTCs.
  Is the DTC active?
  
  Yes
  - Go To 6
  No
  - Test complete.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK RELATED HARNESS CONNECTIONS
1. Disconnect all Passenger Door Module harness connectors.
2. Disconnect all related in-line harness connections (if equipped).
3. Disconnect the related component harness connectors.
4. Inspect harness connectors, component connectors, and all male and female terminals for the following conditions:
  - Proper connector installation.
  - Damaged connector locks.
  - Corrosion.
  - Other signs of water intrusion.
  - Weather seal damage (if equipped).
  - Bent terminals.
  - Overheating due to a poor connection (terminal may be discolored due to excessive current draw).
  - Terminals that have been pushed back into the connector cavity.
  - Perform a terminal drag test on each connector terminal to verify proper terminal tension.
  Repair any conditions that are found.
5. Reconnect all Passenger Door Module harness connectors. Be certain that all harness connectors are fully seated and the connector locks are fully engaged.
6. Reconnect all in-line harness connectors (if equipped). Be certain that all connectors are fully seated and the connector locks are fully engaged.
7. Reconnect all related component harness connectors. Be certain that all connectors are fully seated and the connector locks are fully engaged.
8. With the scan tool, erase DTCs.
9. Using the recorded Vehicle Scan Report, along with the When Monitored and Set Conditions above, operate the vehicle in the conditions that set the DTC.
10. With the scan tool, read PDM DTCs.
  Did the DTC return?
  
  Yes
  - Replace the Passenger Door Module in accordance with the Service Information. Refer to MODULE, DOOR (DDM/PDM), REMOVAL AND INSTALLATION .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  - Test complete.