Conditions for Setting the DTC

P0071 

The difference between the following parameters is greater than a predefined value: Ambient Air Temperature Sensor Signal & Intake Air Temperature Sensor Signal

P0072 

Ambient Air Temperature Sensor Signal = Greater than 88° C (190° F)

P0073 

Ambient Air Temperature Sensor Signal = Less than -40° C (-40° F)

P0074 

Ambient Air Temperature Sensor Signal = Not Plausible