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Diagnose/P0253
P0253High SeverityFuel System

Injection Pump Fuel Metering Control A Low

What This Means

The diesel injection pump fuel metering control A voltage is below the minimum expected threshold. This solenoid controls the quantity of fuel delivered by the injection pump on diesel engines.

Common Symptoms

  • Rough running
  • Black or white smoke
  • Loss of power
  • Hard starting

Common Causes

  • Faulty metering solenoid
  • Injection pump wear
  • Wiring damage
  • Low fuel pressure
  • Contaminated fuel

Estimated Repair Cost

$300 – $1500
Parts and labor (varies by vehicle and location)
Difficulty:Professional

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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.