Pcm Programming
NOTE:
If this Electronic Control Unit (ECU) is being replaced with a new unit, use a diagnostic scan tool to perform the Flash Programming Procedure.
If the Primary 2.9L or the 2.0L Powertrain Control Module (PCM) is replaced:
- Connect the diagnostic scan tool.
- Flash the PCM.
- Perform the PROXI alignment procedure location under the BCM Misc Functions menu.
- Position the ignition to "OFF".
- Activate the hazard warning lamps.
- Navigate to the Body Control Module (BCM) menu.
- Select the "Miscellaneous Functions" menu.
- Perform the "BCM Secret Key Transfer to ECM" routine.
- Navigate to the PCM main menu.
- Select the "Miscellaneous Functions" menu.
- Select the "Engine Control Unit Replacement" and then perform the following procedures that are listed under "Manual System Configuration" on the scan tool.
- SW download on the new ECM
- PROXI realignment contained within the control unit replacement
- Engine oil level initialization contained within the control unit replacement
- Fuel circuit purge contained within the control unit replacement
- Phonic wheel learning contained within the control unit replacement
- Engine oil substitution contained within the control unit replacement
- Original VIN lock contained within the control unit replacement
If the Secondary 2.9L Powertrain Control Module (PCM) is replaced:
- Connect the diagnostic scan tool.
- Navigate to the PCM main menu.
- Select the "Miscellaneous Functions" menu.
- Select the "Engine Control Unit Replacement" and then perform the procedures that are listed under "Manual System Configuration" on the scan tool.