P2B71
Turbocharger/Supercharger A Temperature Sensor Circuit Circuit Range/Performance
P2B71 is an OBD-II diagnostic trouble code meaning: Turbocharger/Supercharger A Temperature Sensor Circuit Circuit Range/Performance. Common causes: turbocharger temperature sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Reduced engine power
- Increased fuel consumption
- Check Engine Light Illuminates
- Unstable engine operation
- Turbocharger overheating
Causes
- Turbocharger temperature sensor malfunction
- Open or short circuit in the sensor circuit
- Poor contact in sensor connectors
- Engine control unit malfunction
- Mechanical damage to wiring
How to Fix
- Check the continuity of the temperature sensor circuit
- Check sensor connectors for corrosion or damage.
- Check the resistance of the temperature sensor
- Replace temperature sensor if necessary
- Check and update the engine control unit firmware
Related codes
Error P2B71 by Vehicle Brand
FAQ
What does the P2B71 code mean?
P2B71 is an OBD-II diagnostic trouble code that indicates: Turbocharger/Supercharger A Temperature Sensor Circuit Circuit Range/Performance
What causes a P2B71 error code?
The most common causes of P2B71 include: Turbocharger temperature sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in sensor connectors; Engine control unit malfunction.
How do I fix a P2B71 diagnostic trouble code?
To fix P2B71: Check the continuity of the temperature sensor circuit. Check sensor connectors for corrosion or damage.. Check the resistance of the temperature sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2B71?
Yes, but get it checked soon
How much does it cost to fix P2B71?
The estimated repair cost for P2B71 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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