Operation CHARM: Car repair manuals for everyone.

Powertrain Control Module (PCM) - Programming and Setup



POWERTRAIN CONTROL MODULE PROGRAMMING AND SETUP

The following service procedures require either a programming or a setup event performed for a complete repair.

PCM Replacement
If the powertrain control module (PCM) is replaced, the following procedures must be performed:
1. PCM Reprogramming-Refer to Service Programming System (SPS).
2. Crankshaft Position (CKP) Variation Learn-Refer to CKP System Variation Learn Procedure.
3. Engine Oil Life Remaining-When available, use a scan tool to reset the Engine Oil Life Remaining back to the original percentage recorded before the module was replaced.
4. Transmission Fluid Life Remaining-When available, use the scan tool to reset the Transmission Fluid Life Remaining back to the original percentage recorded before the module was replaced.
5. Theft Deterrent-Refer to Programming Theft Deterrent System Components.

PCM Reprogramming
- If the PCM needs to be reprogrammed, refer to Service Programming System (SPS).
- Engine Oil Life Remaining-When available, use a scan tool to reset the Engine Oil Life Remaining back to the original percentage recorded before the module was reprogrammed.
- Transmission Fluid Life Remaining-When available, use the scan tool to reset the Transmission Fluid Life Remaining back to the original percentage recorded before the module was replaced.

Setup for Component Replacement
The replacement of some components will require a setup procedure for complete repair.

If any of the following components are replaced, a CKP Variation Learn Procedure must be performed. Refer to CKP System Variation Learn Procedure.
- Engine replacement
- Any engine repair that disturbs the CKP sensor or it's relationship with the crankshaft reluctor wheel
- CKP sensor