Hi,
The IAT sensor is built into the MAF sensor.
Below is highlighted which 2 on the MAF/IAT connector:
Wire color will be blue/black striped wire and brown wire:
Automotive Repair Shop Manager
Automotive Repair Shop Manager, Technician/JA Mentor
The blue/black striped wire is the signal wire
brown is the ground wire
The blue/black striped wire is the signal wire(positive)
brown wire is the ground wire