Diagnostic Test
WARNING: This page is about a different car, the 2017 Jeep Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK FOR AN ACTIVE DTC
- With the scan tool, create a Vehicle Scan Report and attach it to the repair order.
- Operate the Driver Door Lock Switch several times.
- Turn the ignition on and wait 30 seconds.
- With the scan tool, read DDM DTCs.
Is the DTC active?
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 and repair as necessary. If no problems are found, test complete.
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
- INSPECT THE DOOR LOCK/UNLOCK SWITCH FOR DAMAGE
- Turn the ignition off.
- Inspect the Door Lock/Unlock Switch for damage.
Is the switch assembly damaged?
Yes
- Replace the Door Lock/Unlock Switch in accordance with the Service Information. Refer to SWITCH, LOCK, REMOVAL .
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
No
- Go To 3
- CHECK THE DOOR LOCK/UNLOCK SWITCH
- Turn the ignition on.
- Operate the Door Lock/Unlock Switch in all positions several times and then wait 30 seconds.
- With the scan tool, read DDM DTCs.
Is the DTC active?
Yes
- Replace the Door Lock/Unlock Switch in accordance with the Service Information. Refer to SWITCH, LOCK, REMOVAL .
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
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 and repair as necessary. If no problems are found, test complete.
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .