P2590
Turbocharger Boost Control Position Sensor B Circuit Intermittent/Erratic
P2590 is an OBD-II diagnostic trouble code meaning: Turbocharger Boost Control Position Sensor B Circuit Intermittent/Erratic. Common causes: open or short circuit in the sensor circuit, poor contact in the sensor connector. Estimated repair cost: $28–89.
Symptoms
- Reduced engine power
- Unstable turbocharging operation
- Engine transition to emergency mode
- Check Engine Light Illuminates
- Dips during acceleration
Causes
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Position sensor malfunction
- Wiring harness damage
- Mechanical turbo problems
How to Fix
- Check the integrity of wiring and connectors
- Test sensor resistance
- Check reference voltage and sensor signal
- Replace faulty position sensor
- Check the mechanical part of the turbocharging system
Related codes
Error P2590 by Vehicle Brand
FAQ
What does the P2590 code mean?
P2590 is an OBD-II diagnostic trouble code that indicates: Turbocharger Boost Control Position Sensor B Circuit Intermittent/Erratic
What causes a P2590 error code?
The most common causes of P2590 include: Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Position sensor malfunction; Wiring harness damage.
How do I fix a P2590 diagnostic trouble code?
To fix P2590: Check the integrity of wiring and connectors. Test sensor resistance. Check reference voltage and sensor signal. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2590?
Limited driving only, diagnose soon
How much does it cost to fix P2590?
The estimated repair cost for P2590 is $28–89. Actual cost depends on your vehicle, location, and labor rates.
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