JEEP
18-029-14
Manufacturer communications
- Publication date
- 2014-04-11
- Received by NHTSA
- 2018-06-11
- NHTSA record numbers
- 10139636 · 10217961 · 10218802
Multiple filings of the same bulletin are grouped here; original record numbers remain available.
Manufacturer summary
Original wording in English
Flash: MIL Illumination. Includes Powertrain System Improvements/Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find that the following Diagnostic Trouble Codes have been set: ? P2097- Downstream Fuel Trim System 1 Rich ? P2099- Downstream Fuel Trim System 2 Rich The following powertrain system improvements/enhancements are also included in this software release: ? Corrected a generic scan tool display issue regarding Mode 6 data accuracy. Updating the PCM software will correct the conditions listed above.
Reported code forms
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| Make | Model | Model year |
|---|---|---|
| Jeep | WRANGLER | 2014 |