Possible Causes
WARNING: This page is about a different car, the 2023 Jeep Grand Wagoneer. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| POWERTRAIN CONTROL MODULE (PCM) SOFTWARE UPDATE |
| PCM FLASH WAS PERFORMED OR BATTERY VOLTAGE WAS LOST AND THE THROTTLE BODY SELF LEARN WAS NOT PERFORMED |
| COKING OR BLOCKAGE OF THE THROTTLE PLATE |
| ETC MOTOR/THROTTLE BODY |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .