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2015 FORD F-150
3.5L V6 EcoBoost•RWD•AUTOMATIC•gas•turbo
14 active safety recalls on this vehicle — view recalls
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Repairs418Labor995Torque7006Fluid18DTC3798Battery2Maintenance0Recalls14
P0074low severityPowertrain

Ambient Air Temperature Sensor Circuit Intermittent

on 2015 Ford F-150 3.5L V6 EcoBoost · RWD

What this code means

The ambient air temperature sensor signal is dropping in and out intermittently. This can affect HVAC and engine calculations that rely on outside temperature.

Symptoms

  • Fluctuating temperature display
  • Intermittent check engine light
  • Erratic HVAC operation

Common causes

  • Loose sensor connector
  • Damaged wiring
  • Faulty ambient air temp sensor
  • Corroded terminals

Diagnostic steps

  1. Scan for intermittent fault
  2. Wiggle test sensor wiring
  3. Inspect connector and pins
  4. Compare live sensor data
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