The following is the 2003-2012 Toyota Corolla wiring diagram, 2003-2012 Toyota Corolla IAT (Intake Air Temperature) Sensor Location and the 2003-2012 Toyota Corolla MAF (Mass Air Flow) Sensor Location, also included is a pinout of the sensor. You are likely installing a performance chip or a cold air intake kit for increased HP (Horsepower). You will want to be sure to disconnect the car battery before adding performance products. Here is the 2003-2012 Toyota Corolla Iat sensor diagram:
We offer complete assistance with the installation of your recently purchased Performance Chip. Whether you are looking to install on the ECT sensor, IAT sensor, MAF sensor, or MAP sensor we have the expertise, the experience and the the proper diagrams to help you get the job done.
This is just a few of the Automotive Performance Parts companies products we have helped customers install:
UTP (Ultimate Tuning & Performance)
..and many others.
I have compiled an extensive list of IAT Sensor and MAF Sensor Locations for all current makes and models of all domestic and popular foreign vehicle manfacures. This includes Ford, Chevrolet, Dodge, Chrysler, Jeep, GMC, Lincoln, Honda, Toyota, Nissan, Acura, Lexus, Hyundai, Subaru, etc...
The information on the following pages is not in any specific order but there is a wealth of information if you are looking to locate your iat sensor, aka: intake air temperature sensor or you are looking for your MAF, aka:Mass Air Flow Sensor, I also have pinouts showing what part of the maf sensor contains the designated iat wiring. It's all here!
Enjoy the database..