Diagnostic Test
- CHECK FOR AN ACTIVE DTC
- Turn the ignition on.
- Using a scan tool, record and erase the Diagnostic Trouble Codes (DTCs).
- Turn the passenger side turn signal on.
- Turn the approach lamps on, if equipped.
- Turn the rear defogger on, if equipped with heated mirror.
- Press and release the Mirror Select switch to select the Passenger Outside Rearview Mirror.
- Operate the Mirror Adjust Switch in all directions several times while monitoring the scan tool for DTCs in the PDM.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 DTC to set, if present.
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 (P64) PASSENGER MIRROR VERTICAL POSITION SIGNAL CIRCUIT FOR A SHORT TO GROUND
- Check for continuity between ground and the (P64) Passenger Mirror Vertical Position Signal circuit at the Passenger Outside Rearview Mirror C1 harness connector.
Is there continuity between ground and the (P64) Passenger Mirror Vertical Position Signal circuit?
Yes
- Repair the (P64) Passenger Mirror Vertical Position Signal circuit for a short to ground.
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
No
- Go To 3
- Check for continuity between ground and the (P64) Passenger Mirror Vertical Position Signal circuit at the Passenger Outside Rearview Mirror C1 harness connector.
- CHECK THE (P64) PASSENGER MIRROR VERTICAL POSITION SIGNAL CIRCUIT FOR A SHORT TO ANOTHER CIRCUIT
- Check for continuity between the (P64) Passenger Mirror Vertical Position Signal circuit and all other circuits at the Passenger Door Module C2 connector.
Is there continuity between the (P64) Passenger Mirror Vertical Position Signal circuit and any other circuit?
Yes
- Repair the short between the circuits that have continuity.
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
No
- Go To 4
- Check for continuity between the (P64) Passenger Mirror Vertical Position Signal circuit and all other circuits at the Passenger Door Module C2 connector.
- CHECK THE (P68) PASSENGER MIRROR HORIZONTAL POSITION SIGNAL CIRCUIT FOR A SHORT TO GROUND
- Check for continuity between ground and the (P68) Passenger Mirror Horizontal Position Signal circuit at the Passenger Outside Rearview Mirror C1 harness connector.
Is there continuity between ground and the (P68) Passenger Mirror Horizontal Position Signal circuit?
Yes
- Repair the (P68) Passenger Mirror Horizontal Position Signal circuit for a short to ground.
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
No
- Go To 5
- Check for continuity between ground and the (P68) Passenger Mirror Horizontal Position Signal circuit at the Passenger Outside Rearview Mirror C1 harness connector.
- CHECK THE (P68) PASSENGER MIRROR VERTICAL POSITION SIGNAL CIRCUIT FOR A SHORT TO ANOTHER CIRCUIT
- Check for continuity between the (P68) Passenger Mirror Vertical Position Signal circuit and all other circuits at the Passenger Door Module C2 connector.
Is there continuity between the (P68) Passenger Mirror Vertical Position Signal circuit and any other circuit?
Yes
- Repair the short between the circuits that have continuity.
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
No
- Go To 6
- Check for continuity between the (P68) Passenger Mirror Vertical Position Signal circuit and all other circuits at the Passenger Door Module C2 connector.
- CHECK RELATED HARNESS CONNECTIONS
- Disconnect all Passenger Door Module harness connectors.
- Disconnect all related in-line harness connections (if equipped).
- Disconnect the related component harness connectors.
- 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.
- Reconnect all Passenger Door Module harness connectors. Be certain that all harness connectors are fully seated and the connector locks are fully engaged.
- Reconnect all in-line harness connectors (if equipped). Be certain that all connectors are fully seated and the connector locks are fully engaged.
- Reconnect all related component harness connectors. Be certain that all connectors are fully seated and the connector locks are fully engaged.
- With the scan tool, erase DTCs.
- 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.
- 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.