Transmission Control Module (TCM): Removal
WARNING: This page is about a different car, the 2018 Ford Focus. However, it is still accessible from the selected car via links, so may be relevant.
- Position the vehicle on a hoist. Refer to: Jacking and Lifting - Overview .
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NOTE: TCM Programming is NOT necessary if the TCM is being re-used.
Download the module information to the diagnostic tool using the Programmable Modules Installation routine.
- Remove the air deflector.
- Remove the underbody shield.
- Push up on the front of the wiring routing bracket to release the retainer and position it aside.
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NOTE: Make sure that the terminals or pins/sockets of the transmission control module (TCM) and the TCM electrical connector are not bent or damaged.
Disconnect the wiring, remove the wiring retainers from the wiring harness and position aside the wiring harness. Remove the TCM bolts.
- Remove the TCM.
- Remove and discard the O-ring seals.
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NOTE: Make sure that the mating faces are clean and free of corrosion and foreign material.
Inspect the TCM mating surface for corrosion and debris.