Control Module: Service and Repair

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Transmission Control Module (TCM)

REMOVAL
1) Disconnect the ground cable from battery.
2) Remove the instrument panel lower cover and disconnect the connector.
3) Disconnect the connector from TCM.





4) Remove the TCM.

NOTE:
Replace the TCM and bracket as a set.

INSTALLATION
1) Install the TCM to the bracket.

CAUTION:
After attaching the TCM to the bracket, do not detach the bracket because the bracket and the TCM will be damaged. If it is wrongly attached, replace it with a new hose.

2) Install the TCM.





3) Connect the connector to TCM.
4) Install in the reverse order of removal.
5) Perform learning control promotion.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.