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
- Turn the ignition on.
- With the scan tool, create a Vehicle Scan Report and attach it to the repair order.
- With the master power window switch, operate the Front Left window up and down several times.
- Wait 30 seconds.
- With the scan tool, read DDM DTCs.
Is the DTC active?
Yes
- Replace the Master Power Window/Door Lock 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 2
- INSPECT THE MASTER POWER WINDOW/DOOR LOCK SWITCH FOR DAMAGE
- Turn the ignition off.
- Inspect the Master Power Window/Door Lock Switch for damage.
Is the switch assembly damaged?
Yes
- Replace the Master Power Window/Door Lock 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 MASTER POWER WINDOW/DOOR LOCK SWITCH
- Turn the ignition on.
- Operate the Master Power Window/Door Lock 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 Master Power Window/Door Lock 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 .