"FLASH: 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 THE FOLLOWING DTCS SET IN
THE PCM MEMORY:
· **U1424 - IMPLAUSIBLE ENGINE TORQUE SIGNAL RECEIVED.**
· P1D83 - IMPLAUSIBLE ENGINE OIL TEMPERATURE SIGNAL RECEIVED.
· P0456 - EVAP SYSTEM SMALL LEAK.
· P0335 - CRANKSHAFT POSITION SENSOR CIRCUIT.
· U0402 - IMPLAUSIBLE DATA RECEIVED FROM TCM - (TRANSMISSION CONTROL MODULE).
· B10EA - BLOWER MOTOR CONTROL CIRCUIT HIGH.
· B10E9 - BLOWER MOTOR CONTROL CIRCUIT LOW.
· P0441 - EVAP PURGE SYSTEM PERFORMANCE.
· P0116 - ENGINE COOLANT TEMPERATURE SENSOR PERFORMANCE.
· P2067 - FUEL LEVEL SENSOR 2 CIRCUIT LOW (INTERNATIONAL ONLY).
IN ADDITION THE CUSTOMER MAY NOTICE ONE OF THE FOLLOWING CONDITIONS:
· A PUSH SENSATION WHEN THE TRANSMISSION IS DOWNSHIFTING FROM EIGHTH TO SEVENTH GEAR.
· VEHICLE SHUDDER AT STOP/START WITH A/C ON."
