C141C-4B

C141C-4B-REAR DIFFERENTIAL CONTROL - OVER TEMPERATURE

For a complete wiring diagram, refer to the Wiring Information.

- When Monitored:
Ignition on with battery voltage normal.

- Set Condition:
The Electronic Limited Slip Differential (ELSD) Module detects an over temperature at the Rear Differential Motor.





1. VERIFY THE DTC IS ACTIVE
1. Ignition on, engine not running.
2. With the scan tool, record and erase DTCs.
3. Cycle the ignition switch from off to on.
4. With the scan tool, read DTCs.

Is the DTC active at this time?

Yes

- Go To 2

No

- Go To 4

2. ELSD MOTOR OVER TEMPERATURE
1. Turn the ignition off to the lock position.
2. Let vehicle sit for 30 minutes.
3. Ignition on, engine not running.
4. With the scan tool, erase DTCs.
5. Test drive vehicle under normal driving conditions.
6. Cycle the ignition switch from off to on.
7. With the scan tool, read DTCs.

Does the DTC reset?

Yes

- Go To 3

No

- Test complete, the condition or conditions that originally set this DTC are not present at this time.

3. ELECTRONIC LIMITED SLIP DIFFERENTIAL (ELSD) MODULE
1. Replace the Electronic Limited Slip Differential (ELSD) Motor. Removal.
2. Ignition on, engine not running.
3. With the scan tool, erase DTCs.
4. Cycle the ignition switch from off to on.
5. With the scan tool, read DTCs.

Does the DTC remain active?

Yes

- Replace the Electronic Limited Slip Differential (ELSD) Module. Electronic Limited Slip Differential Control Module - Removal.
- Perform the ELSD VERIFICATION TEST. ELSD Verification Test.

No

- Test complete, the condition or conditions that originally set this DTC are not present at this time.

4. INTERMITTENT WIRING AND CONNECTORS
1. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
2. While monitoring the scan tool data relative to this circuit, wiggle test the wiring and connectors.
3. Look for the data to change or for the DTC to reset during the wiggle test.

Were any problems found?

Yes

- Repair as necessary.
- Perform the ELSD VERIFICATION TEST. ELSD Verification Test.

No

- Test complete, the condition or conditions that originally set this DTC are not present at this time.