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Diagnose/P0184
P0184Low SeverityFuel System

Fuel Temperature Sensor A Circuit Intermittent

What This Means

The fuel temperature sensor A signal is cutting in and out unpredictably. This sensor monitors fuel temperature to compensate for fuel density changes.

Common Symptoms

  • Check engine light on
  • Minor fuel economy impact
  • No noticeable driveability change
  • Possible starting issues on diesels

Common Causes

  • Faulty fuel temperature sensor
  • Wiring damage
  • Corroded connector
  • Open or short circuit
  • PCM input failure

Estimated Repair Cost

$75 – $300
Parts and labor (varies by vehicle and location)
Difficulty:Easy

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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.