# P0303 on the 2020 Jeep Renegade

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

Nobody has written a description of this code yet.

## Bulletins for this model year that name P0303

- [10239926](https://open.wenmarpro.com/bulletins/10239926), 2023-07-31: Flash: Powertrain Control Module \(PCM\) Updates Customers may also experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes \(DTCs\): ? P1061 \- Cylinder 1 Oil Supply Solenoid Valve Stuck. ? P1065 \- Cylinder 1 Oil Supply Solenoid Valve Switch On Time Out Of Range. ? P1062 \- Cylinder 2 Oil Supply Solenoid Valve Stuck. ? P1067 \- Cylinder 2 Oil Supply Solenoid Valve Switch On Time Out Of Range. ? P1063 \- Cylinder 3 Oil Supply Solenoid Valve Stuck. ? P1069 \- Cylinder 3 Oil Supply Solenoid Valve Switch On Time Out Of Range. ? P1471 \- Catalyst Protection \(Bank 1\). ? P0301 \-Cylinder 1 Misfire. ? P0302 \- Cylinder 2 Misfire. ? P0303 \- Cylinder 3 Misfire. ? P0304 \- Cylinder 4 Misfire. ? P1064 \- Cylinder 4 Oil Supply Solenoid Valve Stuck. ? P106B \- Cylinder 4 Oil Supply Solenoid Valve Switch On Time Out Of Range. ? P2110 \- Electronic Throttle Control System Bank 1 Forced Limited RPM. ? P2173 \- High Airflow/Vacuum Leak Detected \(Slow Accumulation\). ? P0607 \- Control Module Performance. \*\*In addition, the customers may experience one or more of the following: ? Engine Stop/Start does not work as expected and it is often automatically deactivated \(Enlarged Europe Only\).\*\* ? Poor engine performance. This bulletin involves reprogramming the PCM with the latest available software.
- [10231781](https://open.wenmarpro.com/bulletins/10231781), 2023-02-13: Flash: Powertrain Control Module \(PCM\) Updates Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Code \(DTC\): P1061 \- Cylinder 1 Oil Supply Solenoid Valve Stuck. P1065 \- Cylinder 1 Oil Supply Solenoid Valve Switch On Time Out Of Range. P1062 \- Cylinder 2 Oil Supply Solenoid Valve Stuck. P1067 \- Cylinder 2 Oil Supply Solenoid Valve Switch On Time Out Of Range. P1063 \- Cylinder 3 Oil Supply Solenoid Valve Stuck. P1069 \- Cylinder 3 Oil Supply Solenoid Valve Switch On Time Out Of Range. P1471 \- Catalyst Protection \(Bank 1\). P0301 \- Cylinder 1 Misfire. P0302 \- Cylinder 2 Misfire. P0303 \- Cylinder 3 Misfire. \*\*Customers may experience one or more of the following: Stop/start function deactivated.\*\* Poor engine performance. This bulletin involves reprogramming the PCM with the latest available software.
- [10221670](https://open.wenmarpro.com/bulletins/10221670), 2022-09-26: Flash: Powertrain Control Module \(PCM\) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find one or more of the following DTCs have been set: P1061 \- Cylinder 1 Oil Supply Solenoid Valve Stuck. P1065 \- Cylinder 1 Oil Supply Solenoid Valve Switch On Time Out Of Range. P1062 \- Cylinder 2 Oil Supply Solenoid Valve Stuck. P1067 \- Cylinder 2 Oil Supply Solenoid Valve Switch On Time Out Of Range. P1063 \- Cylinder 3 Oil Supply Solenoid Valve Stuck. P1069 \- Cylinder 3 Oil Supply Solenoid Valve Switch On Time Out Of Range. P1471 \- Catalyst Protection \(Bank 1\). P0301 \- Cylinder 1 Misfire. P0302 \- Cylinder 2 Misfire. P0303 \- Cylinder 3 Misfire. P0304 \- Cylinder 4 Misfire. P1064 \- Cylinder 4 Oil Supply Solenoid Valve Stuck. P106B \- Cylinder 4 Oil Supply Solenoid Valve Switch On Time Out Of Range. P2110 \- Electronic Throttle Control System Bank 1 Forced Limited RPM. P2173 \- High Airflow/Vacuum Leak Detected \(Slow Accumulation\). P0607 \- Control Module Performance. In addition, the customer may notice the following condition: Poor engine performance.