P0514 - Battery Temperature Sensor Circuit

The ECM detected a fault in the battery temperature sensor circuit.

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Code Overview

The ECM detected a fault in the battery temperature sensor circuit.

Common Causes

• Failed battery temperature sensor
• Damaged wiring or connector
• Battery monitoring system fault

Diagnostic Steps

1. Inspect the sensor connector and harness
2. Compare battery temperature data to ambient conditions
3. Check for corrosion or battery-terminal issues

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