18995/P2563/009571
From Ross-Tech Wiki
009571/P2563 - Turbocharger Boost Control Position Sensor Circuit
Possible Symptoms
- MIL on
Possible Causes
- G581 Faulty
- Wiring and/or connections faulty
- ECM faulty
Possible Solutions
- Check fuses
- Check wiring and connections
- Ohm test G581, see factory repair manual
009571/P2563 - Turbocharger Boost Control Position Sensor Circuit: Implausible Signal
Possible Symptoms
- MIL on
Possible Causes
- Wiring and/or connections faulty
- ECM faulty
- G581 (Vane Position Sensor) Faulty or Binding due to adjustment/Turbocharger issues
- Vacuum leak to/from Turbocharger (wastegate) actuator and Solenoid Valve for Boost Pressure Control (N75)
Possible Solutions
- Check fuses
- Check wiring and connections
- Ohm test G581, see factory repair manual
- Check mechanical Turbocharger operation to rule out binging and excessive carbon
- Check vacuum supply to/from Solenoid Valve for Boost Pressure Control (N75) and Turbocharger (wastegate) actuator