JEEP · 2015-12-24
Flash: 2.4L Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Some customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs): 2015 KL Only ? P0456 - EVAP System Small Leak. ? P0300 - Multiple Cylinder Misfire. ? P0301 - Cylinder 1 Misfire. ? P0302 - Cylinder 2 Misfire. ? P0303 - Cylinder 3 Misfire. ? P0304 - Cylinder 4 Misfire. ? P2610 - PCM Internal Engine Off Timer Performance. ? P1607 - PCM Internal Shutdown Timer Rationality. ? U0402 - Implausible Data Received From TCM (ED6). ? P0116 - Engine Coolant Temperature Sensor 1 Performance. ? P050D - Cold Start…