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Engine Controls - ECM Replacement Procedure: Overview

Classification: EC12-009

Reference: ITB12-018

Date: April 10, 2012

ECM REPLACEMENT PROCEDURES WITH CONSULT III PLUS

APPLIED VEHICLES: All 2004 and later

IF YOU CONFIRM:

The Electronic Control Module (ECM) needs to be replaced on a 2004 MY and later vehicle.

ACTIONS:

After installing ECM:

^ Perform ECM Re-communicating Function (if supported).

^ Perform the "ACCELERATOR PEDAL & THROTTLE VALVE CLOSED POSITION LEARNING" procedure (see step 3).

^ Perform the "IDLE AIR VOL LEARNING" procedure (when applicable) using CONSULT-III plus (CIII plus). (See step 4)

^ For 2005 and later vehicles, enter the vehicle VIN into the new ECM (see step 5).

^ Check for any new updates for the new ECM you're installing (see step 6).

CAUTION:
^ Failure to perform all the work steps in the specified order can cause poor engine running, MIL ON, or vehicle emission test rejection.

^ Some vehicles may have Additional Services When Replacing the ECM not covered within this bulletin. Refer to the model specific ESM and CIII plus "Maintenance" tab for any additional model specific services.

IMPORTANT:
The purpose of "ACTIONS" (above) is to give you a quick idea of the work you will be performing. You MUST closely follow the entire Service Procedure as it contains information that is essential to successfully completing this repair.





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