Conditions for Setting the DTCs
WARNING: This page is about a different car, the 2017 Chevrolet Suburban 3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
P0112
NOTE:
The scan tool display range is between -40 to +150°C (-40 to +302°F).
The ECM detects that the IAT sensor 1 signal is warmer than 150°C (302°F) for greater than 5 s.
P0113
NOTE:
The scan tool display range is between -40 to +150°C (-40 to +302°F).
The ECM detects that the IAT sensor 1 signal is colder than -60°C (-76°F) for greater than 5 s.
P0114
The ECM detects that the IAT sensor 1 signal is intermittent or has abruptly changed for greater than 5 s.