Section 28 (3.0L - DTCS P0452-00 To P051D-00)
WARNING: This page is about a different car, the 2023 Jeep Grand Wagoneer L and 2023 Jeep Grand Wagoneer. However, it is still accessible from the selected car via links, so may be relevant.
- DTC Troubleshooting
- P0452-00-Fuel Tank Pressure Sensor Circuit Low
- Notes
- Diagnostic Overview - ESIM Switch Stuck Closed (P0452) Diagnostic
- Component Functional Description - Evaporative System Integrity Module (ESIM) And Switch
- Component Functional Description - OBD Vent Valve
- Component Functional Description - Purge Solenoid
- When Monitored
- Set Condition
- Default Action
- Possible Causes
- Diagnostic Test
- P0455-00-Evaporative Emission System Leak Detected (Large Leak)
- P0456-00-Evaporative Emission System Leak Detected (Very Small Leak)
- P0458-00-EVAP Purge 1 Control Circuit Low
- P0459-00-EVAP Purge 1 Control Circuit High
- P0461-00-Fuel Level Sensor "A" Circuit Range/Performance
- Notes
- Functional Description - Fuel Level Sensors
- Theory Of Operation - Fuel Level Rationality
- Enabling/Set Conditions And Possible Causes - Fuel Level Sensor Faults
- Check For An Active Or Intermittent Condition
- Primary And Secondary Fuel Level Sensor Circuit Fault Diagnostics
- Fuel Level Sensor Rationality Diagnostics (P0461, P2066)
- Fuel Level Sensor Tables
- Powertrain Verification Test
- P0462-00-Fuel Level Sensor "A" Circuit Low
- Notes
- Functional Description - Fuel Level Sensors
- Theory Of Operation - Fuel Level Rationality
- Enabling/Set Conditions And Possible Causes - Fuel Level Sensor Faults
- Check For An Active Or Intermittent Condition
- Primary And Secondary Fuel Level Sensor Circuit Fault Diagnostics
- Fuel Level Sensor Rationality Diagnostics (P0461, P2066)
- Fuel Level Sensor Tables
- Powertrain Verification Test
- P0463-00-Fuel Level Sensor "A" Circuit High
- Notes
- Functional Description - Fuel Level Sensors
- Theory Of Operation - Fuel Level Rationality
- Enabling/Set Conditions And Possible Causes - Fuel Level Sensor Faults
- Check For An Active Or Intermittent Condition
- Primary And Secondary Fuel Level Sensor Circuit Fault Diagnostics
- Fuel Level Sensor Rationality Diagnostics (P0461, P2066)
- Fuel Level Sensor Tables
- Powertrain Verification Test
- P0480-00-Cooling Fan 1 Control Circuit Open
- P0498-00-EVAP System Vent Valve Control Circuit Low
- P0499-00-EVAP System Vent Valve Control Circuit High
- P04DB-00-Crankcase Ventilation System Disconnection
- P0501-00-Vehicle Speed Sensor 1 Performance
- P0503-00-Vehicle Speed Sensor 1 Intermittent/Erratic/High
- P0506-00-Idle Control System Rpm - Lower Than Expected
- P0507-00-Idle Speed Performance Higher Than Expected
- P050A-00-Cold Start Idle Air Control System Performance
- P050B-00-Cold Start Ignition Timing Performance
- P0513-00-Invalid Skim Key
- P051B-00-Crankcase Pressure Sensor Circuit Range/Performance
- P051C-00-Crankcase Pressure Sensor Circuit Low
- P051D-00-Crankcase Pressure Sensor Circuit High
- P0452-00-Fuel Tank Pressure Sensor Circuit Low