Possible Causes
WARNING: This page is about a different car, the 2024 Jeep Grand Wagoneer L and 2024 Jeep Grand Wagoneer. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| FUEL TANK PRESSURE (FTP) SENSOR 5-VOLT SUPPLY OPEN/HIGH RESISTANCE |
| PURGE SOLENOID VACUUM LINE LEAKING OR BROKEN |
| PURGE SOLENOID VACUUM LINE OR PORT RESTRICTED/OBSTRUCTED |
| PINCHED/OBSTRUCTED LINE BETWEEN THE PURGE SOLENOID AND CANISTER |
| PINCHED/OBSTRUCTED LINE BETWEEN THE CANISTER AND FUEL TANK |
| FAULTY PURGE SOLENOID |
| FUEL TANK PRESSURE (FTP) SENSOR |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .