P2280 – Air Intake System Restriction

Description

The ECM detects restricted airflow in the intake system. This reduces engine performance and may cause hesitation or rough running.

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Symptoms

  • Poor acceleration
  • Hesitation
  • Rough idle
  • Reduced power
  • Check engine light

Causes

  • Clogged air filter
  • Blocked intake duct
  • Mass airflow restriction

Diagnosis

  • Inspect air filter
  • Check intake duct
  • Test airflow readings

Repair

  • Replace air filter
  • Clean intake duct

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