Error code

OBD2 P2564

OBD2P2564
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Turbocharger Boost Control Position Sensor Circuit Low.

Severity

highThe vehicle can be driven, but performance issues and potential engine damage may occur.

Summary

P2564 indicates a low voltage issue in the turbocharger boost control position sensor circuit, which affects the PCM's ability to monitor and control the boost pressure effectively.

Symptoms

  • Stored trouble code
  • Illuminated warning light
  • Power loss at certain engine speeds
  • Increased fuel consumption
  • Engine hesitation or stumbling upon acceleration
  • Misfires or misfire-like symptoms at some engine speeds and loads

Common Causes

  • Damaged, burnt, shorted, disconnected, or corroded wiring and connectors (most common)
  • Defective turbocharger boost control position sensor
  • Engine vacuum leaks affecting the operation of the boost control valve’s actuator
  • Restrictions in the inlet or exhaust system (rare)
  • Failed or failing PCM (very rare)

Diagnosis

  1. Inspect the wiring and connectors for any signs of damage, corrosion, or shorts.
  2. Check for vacuum leaks in the intake system.
  3. Test the turbocharger boost control position sensor for functionality.
  4. Verify that there are no restrictions in the inlet or exhaust systems.

Fixes

  • Repair or replace damaged wiring and connectors.
  • Replace a faulty turbocharger boost control position sensor.

FAQ

Can I drive with P2564?

Yes, but driving may result in performance issues and potential engine damage.

What causes P2564?

Common causes include damaged wiring/connectors, a faulty position sensor, vacuum leaks, or restrictions in the inlet/exhaust system.

View source

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.

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