P2586

DTC P2586, sometimes indicated as P258600 is an OBD diagnostic trouble code indicating a manufacturer-specific fault with the vehicle powertrain (i.e. engine and gearbox). This code identifies an error with the engine idling stability causing turbocharger boost control position sensor "b" circuit.

This code is set when the turbocharger boost control position sensor "B" circuit is not responding as expected. The turbocharger boost control position sensor "B" is used to measure the position of the turbocharger wastegate.
Possible causes of this code include a defective turbocharger wastegate, a defective turbocharger boost control position sensor "B", a wiring issue, or a mechanical issue with the turbocharger.
If this code is set, inspect the turbocharger wastegate for damage and replace if necessary. Inspect the turbocharger boost control position sensor "B" for damage and replace if necessary. Verify that all wiring is properly connected and in good condition. Verify that all mechanical components of the turbocharger are in good condition.

• P2586: Boost Control Position Sensor B Circuit
• P2586: Turbocharger Boost Control Position Sensor "B" Circuit
• P2586: Turbocharger (TC) boost control position sensor B – circuit malfunction
• P2586 00: Turbocharger (TC) boost control position sensor B - circuit malfunction