[amidgeha]

Ambient Air Temperature Sensor Circuit

The Powertrain Control Module (PCM) monitors the Ambient Air Temperature Sensor. The PCM sets the OBDII code when the Ambient Air Temperature Sensor is not to factory specifications.

Cause:
Faulty ambient air temperature sensor
Ambient air temperature sensor harness is open or shorted
Ambient air temperature sensor circuit poor electrical connection

Symptoms:
Check engine light