P0517 – BMW DTC

BMW DTC P0517 – Battery Temperature Sensor Circuit High

DTC P0517 meaning on BMW

The Diagnostic Trouble Code (DTC) P0517 for BMW indicates a fault in the battery temperature sensor circuit. This code is triggered when the Engine Control Module (ECM) detects a high voltage signal from the battery temperature sensor, indicating a potential issue with the sensor or its circuit.

BMW DTC P0517 symptoms

Symptoms of DTC P0517 on a BMW may include:

• Check Engine Light illuminated on the dashboard
• Inaccurate battery temperature readings on the instrument cluster
• Potential issues with battery charging or performance

BMW DTC P0517 causes

Common causes of DTC P0517 on a BMW include:

• Faulty battery temperature sensor
• Corroded or damaged wiring in the sensor circuit
• Issues with the ECM or related components

BMW DTC P0517 seriousness

While DTC P0517 may not directly affect the drivability of the vehicle, it is important to address this issue promptly to ensure accurate battery temperature monitoring and prevent potential electrical system problems.

How to diagnose DTC P0517 on BMW

To diagnose DTC P0517 on a BMW, you can follow these steps:

1. Use a diagnostic scanner to retrieve the fault code and freeze frame data
2. Inspect the battery temperature sensor and its wiring for any visible damage or corrosion
3. Test the battery temperature sensor using a multimeter to check for proper resistance values
4. Check the ECM and related components for any signs of malfunction

How to fix DTC P0517 on BMW

To fix DTC P0517 on a BMW, you can try the following solutions:

1. Replace the faulty battery temperature sensor with a new one
2. Repair or replace any damaged wiring in the sensor circuit
3. If the issue persists, consult a professional mechanic for further diagnosis and repair

How to erase DTC P0517 on BMW

To erase DTC P0517 on a BMW, you can:

1. Use a diagnostic scanner to clear the fault code from the ECM memory
2. After making any necessary repairs, drive the vehicle to allow the ECM to perform a self-check and verify the issue has been resolved

Recommended tools & DTC Scanners for BMW

Best Diagnostic App for modern BMWs: BimmerLink

Recommended Bluetooth adapter for Bimmerlink: OBDLink CX

Cable adapter for Bimmerlink: Enet Cable USB Type C

For older BMWs we recommend: Autel AutoLink AL319 (2024 version)

Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter

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