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).
