February 12, 2016 Service bulletin

Flash: 2.4L Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the...

Jeep technical service bulletin 18-014-16 for 2016 Jeep Cherokee.

Bulletin number: 18-014-16
Component: Power train: automatic transmission: control module (TCM/PCM/tecm)
Summary: Flash: 2.4L Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of 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): · P0101 - Mass Air Flow Sensor "A" Circuit Performance. · P0335 - Crankshaft Position Sensor Circuit. · P0133 - O2 Sensor 1/1 Slow Response. · P1607 - PCM Internal Shutdown Timer Rationality. · P2610 - PCM Internal Engine Off Timer Performance. · B104D - Blend Door Control Circuit Low. · U0402 - Implausible Data Received From TCM. · U1424 - Implausible Engine Torque Signal Received. In addition, some customers may experience the following: · A Transmission Tip-In Bump (when accelerating out of 4th gear).

Owners of these vehicles have filed 638 complaints in the transmission category.

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