April 8, 2015 Service bulletin

Flash: Engine Oil Temp Too Low After Extended Idle

Jeep technical service bulletin 18-029-15 for 2015 Jeep Wrangler.

Bulletin number: 18-029-15
Component: Electrical system
Summary: Flash: Engine Oil Temp Too Low After Extended Idle This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination or the following symptoms. Upon further investigation the technician may find the Diagnostic Trouble Code (DTC) listed below: ? P1239 Engine Oil Temperature Too Low. ? Perceived misfire under normal acceleration. ? Starter protection feature will be disabled.

Owners of these vehicles have filed 82 complaints in the electrical category.

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