Section 25 (5.7L - DTCS P0420 To P0461)
WARNING: This page is about a different car, the 2024 Jeep Grand Cherokee L. However, it is still accessible from the selected car via links, so may be relevant.
- DTC Troubleshooting
- P0420-Catalyst System Efficiency Below Threshold Bank 1
- P0430-Catalyst System Efficiency Below Threshold Bank 2
- P0440-General EVAP System Failure
- P0441-EVAP Purge System Performance
- P0443-EVAP Purge Solenoid Circuit
- P0452-EVAP Pressure Switch "A" Stuck Closed
- P0455-EVAP System Large Leak
- P0456-EVAP System Small Leak
- P0457-EVAP System - Loose Fuel Cap
- P0461-Fuel Level Sensor 1 Performance