Communications

9807-CENTRAL LOCKING RIGHT FRONT DOOR-UNLOCK PERFORMANCE (PSM)

For a complete wiring diagram Consult Diagrams/Electrical.

- When Monitored:
With the Programmable Special Module (PSM) is awake.

- Set Condition:
The Programmable Special Module (PSM) detects an invalid Central Locking code or signal settings.





Diagnostic Test

1. TEST FOR INTERMITTENT CONDITION
With the scan tool, record and erase DTC's
Turn the ignition on and activate the lock.
With the scan tool, read DTC's.
Does the scan tool display this DTC as active?

Yes

- Go To 2

No

- The condition that caused this symptom is currently not present. Check for an intermittent condition by inspecting the related wiring harness for chafed, pierced, pinched, and partially broken wires. Also, inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals. Repair as necessary.
- Perform BODY VERIFICATION TEST - VER 1.Verification Tests

2. CHECK CENTRAL LOCKING
With the scan tool, Check Central Locking.
Are the signal settings valid and the parameters set?

Yes

- Replace the Programmable Special Module (PSM).
- Perform BODY VERIFICATION TEST - VER 1.Verification Tests

No

- Go To 3

3. PROGRAMMABLE SPECIAL MODULE
Using the scan tool, perform Programmable Special Module (PSM) Reset ECU and Load Coding for vehicle application.
Cycle the ignition on and off three times, turn the ignition on.
Activate the lock.
With the scan tool, read DTC's.
Does the scan tool display this DTC as active?

Yes

- Replace the Programmable Special Module (PSM).
- Perform BODY VERIFICATION TEST - VER 1.Verification Tests

No

- Test Complete.