Powertrain Control Module (PCM) Replacement

POWERTRAIN CONTROL MODULE (PCM)

REMOVAL
1. Record preset radio stations.
2. Ignition Off.





3. Disconnect negative battery cable.
4. Disconnect PCM J1 and J2 harness connectors.
5. Release two retaining clips on forward edge of PCM mounting bracket.
6. Remove PCM by lifting forward edge of PCM and slide towards front of vehicle.

INSTALLATION





1. Slide PCM into rear lip of PCM bracket.
2. Push down on PCM until two retaining clips are secure.
3. Connect PCM J1 and J2 harness connectors.
4. Connect negative battery cable.
Torque:
Battery Terminal Bolts: 17 Nm (13 ft. lbs.)

IMPORTANT: If a new PCM is being installed, it MUST be reprogrammed with new software and calibrations. The PCM may be damaged if the reprogramming process is interrupted. Make sure the Scan tool is connected securely to the DLC and the vehicle battery has sufficient charge.
Make sure the original PCM has the correct VIN and vehicle options.

5. Reprogram PCM. Programming and Relearning

IMPORTANT: The new PCM must learn the passlock password from the BCM. When the PCM reprogram is completed, use the SSS to perform the "Passlock Relearn Procedure."

6. Perform the "Passlock Relearn Procedure" using the SSS. Programming and Relearning
7. Ignition Oft for 10 seconds, ignition On.

IMPORTANT: Following PCM reprogramming, the PCM will have to learn the crankshaft notch variation for misfire diagnostics.

8. Perform the crankshaft relearn procedure. Programming and Relearning
9. Verify no DTCs exist. (If one exists, refer to the specific DTC diagnostic.)
10. Reset clock and preset radio stations.