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.
Battery Module 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 PRECAUTIONSΒ ).
- Make sure the ignition switch is in LOCK (0).
- Do the 12 volt battery terminal disconnection procedure (see 12 VOLT BATTERY TERMINAL DISCONNECTION AND RECONNECTION ).
- Remove the IPU case (see IPU CASE REMOVAL/INSTALLATIONΒ ).
- Remove the IPU module front air duct (A).
- Remove the bolts (A), IPU frames (B), and the ground bolt (C).
- Disconnect the connectors (A, B, C).
- Remove the IPU wire harness (D).
- Disconnect MCM connector (A).
- 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).
- Remove the bolts (A) and the terminal cover (B).
- Disconnect the phase motor current sensor connector (A).
- Remove the bolts (B, C) and the phase motor current sensor (D).
- Remove the bolts (A, B) and the PCU wire harness (C).
- Remove the bolts (A) and the MPI module (B).
- Install the parts in the reverse order of removal,
- Do the 12 volt battery terminal reconnection procedure (see 12 VOLT BATTERY TERMINAL DISCONNECTION AND RECONNECTION ).
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.