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 Energy Control Module (BECM) [2016-2020, B4204T28 | 2020, B4204T39]: Removal
Removal steps in this procedure may contain installation details.
Only specially trained technicians may work with the High voltage system.
High Voltage Battery, dismantling, refer to: HIGH VOLTAGE BATTERY, DISMANTLING
Orientation view
Remove the cable harness clips.
Remove the cable harness clips.
Disconnect the connector.
Remove the cable harness clips.
Disconnect the connector.
Disconnect the connectors.
Remove the nuts.
Torque: Battery Energy Control Module (BECM), to High Voltage Battery, 9Nm
Remove the nuts.
Torque: Battery Energy Control Module (BECM), to High Voltage Battery, 9Nm
Fold marked part aside.
Remove the marked part.
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:
- • 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.