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Diagnose/P0070
P0070Low SeverityEngine

Ambient Air Temperature Sensor Circuit

What This Means

The ambient air temperature sensor circuit has a general malfunction. This sensor measures outside air temperature for climate control and engine management calculations.

Common Symptoms

  • Incorrect outside temperature display
  • Climate control issues
  • Minor fuel mixture changes
  • Check engine light on

Common Causes

  • Faulty ambient temp sensor
  • Wiring damage
  • Corroded connector
  • Sensor location issue
  • Open circuit

Estimated Repair Cost

$50 – $200
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.