P0073low severityPowertrain

Ambient Air Temperature Sensor Circuit High

on 2020 Lincoln Corsair 2.0L EcoBoost I4 · AWD

What this code means

The ambient air temperature sensor circuit voltage is higher than expected.

Symptoms

  • Check Engine Light
  • Very low temp display

Common causes

  • Open circuit
  • Faulty sensor
  • Disconnected connector

Diagnostic steps

  1. Test circuit voltage
  2. Check connector
  3. Test sensor resistance

Repair notes

Repair open circuit or replace sensor.

Other Powertrain codes on this vehicle

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