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Engine Control Module (ECM)


Engine Control Module (ECM)

Service Repair No - 18.30.03

Removal

NOTE: If the ECM is to be replaced, the T4 must be connected prior to battery disconnection and on-screen instructions must be followed.

1. Disconnect the battery ground cable.
2. Remove the four-wheel drive control module.
3. Remove the ECM cover.
^ Disconnect 2 electrical connectors for access.
^ Disconnect the 2 ECM electrical connectors.
^ Remove the 4 Torx screws.





4. Remove the ECM.
^ Remove the ECM top cover.





Installation
1. Install the ECM.
^ Install the ECM cover and secure with Torx screws.
^ Install the ECM upper cover.

2. Connect the ECM electrical connectors.
3. Connect the 2 electrical connectors disconnected for access.
4. Install the four-wheel drive control module.
5. Connect the battery ground cable.
6. Connect T4 to calibrate a new ECM.
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