JEEP
18-063-19 REV. A
Manufacturer communications
- Publication date
- 2019-12-14
- Received by NHTSA
- 2020-01-21
- NHTSA record numbers
- 10170391
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 the technician may find that one or more of the following DTCs have been set: P050B - Cold Start Ignition Timing Performance. P0456 - EVAP System Small Leak.If DTC P0456 is present use the wiTECH Small Leak Verification test (SLVT) to determine if a leak is present in the system. Customers or technicians may experience the following:Vehicle will intermittently not start(South Korea Only). Poor fuel economy. Intermittently stalls at idle. Slight pinging noise while accelerating, and poor performance. Unable to see the model year of the vehicle through the On Board Diagnostic (OBD).
Reported code forms
Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
Jeep
P0456EVAP System Small Leak.If DTCJeep
P050BCold Start Ignition Timing 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 | RENEGADE | 2019 |