Jeep TSB #1807117
2017 Jeep Wrangler
Affected Component: EXTERIOR LIGHTING
- Summary
- Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) has been set:P1239 - Engine Oil Temperature Too Low.