OBD-II FAULT CODE
B2247
EV Battery Pack Temperature Fault
Meaning, symptoms, likely causes, diagnostic checks and repair guidance for B2247.
- Body/accessory warning lamp or feature not working
- Weak battery
- Charging system fault
- Loose/corroded terminals
- Poor ground
- Check related fuses, connectors, grounds and switch/module power supply
- Test battery state of charge and charging voltage
- Inspect terminals and ground straps
- Clean/tighten terminals, replace weak battery, repair alternator/charging circuit as needed
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Disclaimer: Information is provided for general guidance only and may not apply to all vehicles. Always consult a qualified technician.