The dashboard warns of high battery temperature and power is limited.
A module is overheating because of a cooling fault or excessive internal resistance.
Suggested test plan
- Read BMS temperature data.
- Compare module temperatures.
- Check the cooling circuit.
- Repair cooling or replace the affected module.
Safety: High voltage can be lethal. Only trained technicians may work on an EV. Use rated PPE and follow the manufacturer isolation procedure. This is an educational model only.
A hot module can escalate to thermal runaway. Stop using the vehicle and follow the manufacturer thermal event procedure.