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Diagnose/P0065
P0065Medium SeverityFuel System

Air Assisted Injector Control Range/Performance

What This Means

The air-assisted fuel injector system is not performing within expected parameters. This system uses compressed air to better atomize fuel for improved combustion.

Common Symptoms

  • Poor fuel atomization
  • Rough idle
  • Increased emissions
  • Check engine light on

Common Causes

  • Failed air assist valve
  • Clogged air passages
  • Low air pressure supply
  • Faulty control solenoid
  • Vacuum leak

Estimated Repair Cost

$150 – $600
Parts and labor (varies by vehicle and location)
Difficulty:Advanced

Need This Fixed?

Find certified mechanics near you who can diagnose and repair P0065.

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For informational purposes only. Diagnostic trouble codes are starting points for diagnosis, not definitive answers. Always consult a certified mechanic for proper diagnosis and repair. Estimated costs vary by vehicle, location, and shop rates.