2003 Mercury Grand Marquis OBD2 Code P2563 Turbocharger Boost Control Position Sensor A Circuit

What Does P2563 Code Mean?

OBD-II Code P2563 is defined as a Turbocharger Boost Control Position Sensor "A" Circuit

The engine computer (PCM) controls the boost from the turbocharge using a Turbocharger Vane Position Solenoid. The PCM confirms the solenoid is working as desired by using a Turbocharger Vane Position Sensor. If the Turbocharger Vane Position Sensor fails to correctly report back to the PCM, code P2563 will be stored.

P2563 Symptoms

• Lack of boost from the turbo/supercharger

Common Problems That Trigger the P2563 Code

• Powertrain Control Module (PCM) failure
• Turbocharger vane position sensor failure
• Wiring issue