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.
Cell Block: Notes
Attention !
The electrical voltage of the high-voltage battery unit is significantly greater than 60 volt. Therefore, the following electrical safety rules need to be observed before starting to work on the high-voltage battery unit:
- Disconnect from voltage supply
- Secure against unintentional restart
- Check that no voltage is applied
A cell block is a parts group comprising of multiple battery cells, heat conduction plates with insulating films and temperature sensors, and is monitored by the cell supervision circuit.
I12: One cell block contains 16 battery cells. In total there are 6 cell blocks (96 cells).
I01: One cell block contains 12 battery cells. In total there are 8 cell blocks (96 cells).
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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.