Turbocharger Boost Control Position Sensor B Circuit Low

Where it lives

For P2588, the sensor sits on the circuit this code reports. The description of P2588 reports a fault at the sensor.

Check these first

• A short to ground on the turbocharger boost control position sensor B circuit
• An open in the sensor B wiring
• A failed turbocharger boost control position sensor B
• A binding boost control actuator

What to do next

1. Read turbocharger boost control position sensor B on a scan tool
2. Test the sensor B circuit for a short to ground
3. Check the sensor B wiring for an open
4. Check the boost control actuator for binding
5. Replace the turbocharger boost control position sensor B if the circuit tests good
6. Clear the code and retest

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