Flash: Transmission Diagnostic And Shift Enhancements P1D94-00
This bulletin involves reprogramming the Transmission Control Module (TCM) with the
latest available software.
Some customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon
further investigation, a technician may find the following Diagnostic Trouble Code (DTC)
stored in the TCM memory:
· P1D94-00 - TCM Internal SBW (Shift By Wire) Calibration Mismatch.
In addition, some customers may experience a no shift condition (limp home mode) until
the ignition is cycled from off to on and the MIL is not illuminated.
