JEEP
18-158-22
Manufacturer communications
- Publication date
- 2022-12-01
- Received by NHTSA
- 2023-01-17
- NHTSA record numbers
- 10229781
Manufacturer summary
Original wording in English
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, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P016F - Closed Loop Fuel Pressure Control At Limit - Pressure Too Low. P025C - Fuel Pump Module Control Circuit Low. P0300-00 - Multiple Cylinder Misfire. P0301-00 - Cylinder 1 Misfire. P0302-00 - Cylinder 2 Misfire. P0303-00 - Cylinder 3 Misfire. P0304-00 - Cylinder 4 Misfire. P0305-00 - Cylinder 5 Misfire. P0403-00 - EGR Control Circuit Open (Disabled Fault). P208B - Reductant Pump 1 Control Performance. Other Software enhancements:Low speed engine idle improvements. Improved engine restart performance and torque response during low fuel level and/or hot ambient conditions.
Reported code forms
Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
Jeep
P016FClosed Loop Fuel Pressure Control At Limit - Pressure Too LowJeep
P025CFuel Pump Module Control Circuit LowJeep
P0300-00Multiple Cylinder MisfireJeep
P0301-00Cylinder 1 MisfireJeep
P0302-00Cylinder 2 MisfireJeep
P0303-00Cylinder 3 MisfireJeep
P0304-00Cylinder 4 MisfireJeep
P0305-00Cylinder 5 MisfireJeep
P0403-00EGR Control Circuit Open (Disabled Fault)Jeep
P208BReductant Pump 1 Control PerformanceCheck vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Jeep | WRANGLER | 2022 |