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Diagnose/P0264
P0264High SeverityFuel System

Cylinder 2 Injector Circuit Low

What This Means

The fuel injector driver circuit for cylinder 2 is reading lower voltage than expected. This may prevent the injector from opening fully, causing a lean misfire on this cylinder.

Common Symptoms

  • Misfire on cylinder 2
  • Rough idle
  • Loss of power
  • Check engine light on

Common Causes

  • Faulty injector
  • Open circuit in wiring
  • PCM driver failure
  • High resistance connection
  • Damaged harness

Estimated Repair Cost

$150 – $700
Parts and labor (varies by vehicle and location)
Difficulty:Moderate

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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.