P0517
Battery Temperature Sensor Circuit High
P0517 is an OBD-II diagnostic trouble code meaning: Battery Temperature Sensor Circuit High. Common causes: battery temperature sensor malfunction, open or short circuit in wiring harness. Estimated repair cost: $56–167.
Symptoms
- Error message on the dashboard
- Reduced charging system efficiency
- Incorrect operation of the Start-Stop system
- Power limitation in hybrid systems
Causes
- Battery temperature sensor malfunction
- Open or short circuit in wiring harness
- Poor contact in the sensor connector
- Battery Management Module (BMS) Problems
- Battery overheating
How to Fix
- Check the temperature sensor reading using a diagnostic scanner
- Visually inspect the sensor and wiring harness for damage
- Check the sensor resistance depending on the temperature (compare with the manufacturer’s specifications)
- Check continuity between sensor and ECU
- Clean or replace connectors if necessary
- Replace the battery temperature sensor if the fault is confirmed
- Reflash the battery management module if a software failure is suspected
Related codes
Error P0517 by Vehicle Brand
FAQ
What does the P0517 code mean?
P0517 is an OBD-II diagnostic trouble code that indicates: Battery Temperature Sensor Circuit High
What causes a P0517 error code?
The most common causes of P0517 include: Battery temperature sensor malfunction; Open or short circuit in wiring harness; Poor contact in the sensor connector; Battery Management Module (BMS) Problems.
How do I fix a P0517 diagnostic trouble code?
To fix P0517: Check the temperature sensor reading using a diagnostic scanner. Visually inspect the sensor and wiring harness for damage. Check the sensor resistance depending on the temperature (compare with the manufacturer’s specifications). For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0517?
Limited driving only, diagnose soon
How much does it cost to fix P0517?
The estimated repair cost for P0517 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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