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Diagnose/P0200
P0200High SeverityFuel System

Injector Circuit Malfunction

What This Means

The engine computer has detected a general malfunction in the fuel injector circuit. This could affect one or more injectors and impacts the engine's ability to deliver the correct amount of fuel.

Common Symptoms

  • Engine misfire
  • Rough idle
  • Loss of power
  • Poor fuel economy

Common Causes

  • Faulty fuel injector
  • Damaged wiring to injector
  • Poor electrical connection
  • Failed injector driver in PCM
  • Short circuit in harness

Estimated Repair Cost

$200 – $800
Parts and labor (varies by vehicle and location)
Difficulty:Advanced

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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.