Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Motor Control Module (MCM) Removal/Installation
IMA components are located in this area. The IMA is a high-voltage system. You must be familiar with the IMA system before working on or around it. Make sure you have read the IMA service precautions before doing repairs or service (see SERVICE PRECAUTIONS ).
- Remove the IPU cover (see IPU COVER REMOVAL/INSTALLATION ).
- Remove the bolts (A) and the PCU lid (B).
- Remove the bolts (A, B) and the PCU busplate (C).
- Remove the bolts (A) and the PCU cover (B).
- Disconnect the MCM connectors (A).
- Remove the bolts (B) and the MCM (C).
- Install the parts in the reverse order of removal.
- Do the motor rotor position calibration procedure (see IMA MOTOR ROTOR POSITION CALIBRATION ).
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
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