Engine Control Module: Service and Repair

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More supporting gear

Torque wrench

Use the factory procedure with the right tightening tool.

Manual-based work becomes much easier when you can torque correctly.

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Trim tool set

Useful for clips, covers, and trim pieces called out by the manual.

Most manual procedures assume you have a good trim removal kit.

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Multimeter kit

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Powertrain Control Module (PCM)













Removal

1. NOTE: PCM replacement DOES NOT require new keys or programming of keys.
Retrieve the module configuration. Carry out the module configuration retrieval steps of the Programmable Module Installation (PMI) procedure. For additional information, refer to Information Bus.

2. Remove the battery tray.

3. Disconnect the 2 PCM electrical connectors.

4. Remove the 4 bolts and the PCM.

Installation

1. Install the PCM and the bolts.
- Tighten to 8 Nm (71 lb-in).


2. Connect the 2 PCM electrical connectors.

3. Install the battery tray.

4. Restore the module configuration. Carry out the module configuration restore steps of the Programmable Module Installation (PMI) procedure. For additional information, refer to Information Bus.

5. Reprogram the Passive Anti-Theft System (PATS). Carry out the Parameter Reset procedure. For additional information, refer to Antitheft and Alarm Systems.

6. Using the scan tool, perform the Misfire Monitor Neutral Profile Correction procedure following the on-screen instructions.
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