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JEEP

18-029-14 REV. A

Manufacturer communications

Publication date
2014-09-18
Received by NHTSA
2018-06-11
NHTSA record numbers
10139744

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. P0830- Clutch Pedal Switch ?A? Circuit. (Vehicles with manual transmission only) P1239- Engine Oil Temperature Too Low.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.

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MakeModelModel year
JeepWRANGLER2014

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