P0514
PowertrainCharging Systemlow severityBattery Temperature Sensor Circuit Range/Performance
What P0514 Means
The battery temperature sensor reading is outside the expected range. This can affect charging system regulation.
Symptoms
- Check engine light on
- Overcharging or undercharging
- Battery-related warnings
Common Causes
- Faulty battery temperature sensor
- Wiring or connector fault
- Corroded sensor connector
- Faulty PCM input circuit
Diagnostic Steps
- Scan battery temperature sensor data
- Compare sensor reading to actual temperature
- Inspect sensor wiring and connector
- Test sensor resistance values
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