- 22r-e Engine: Mfi System: Electronic Parts Location - 22r-e Engine: Mfi System: Efi Main Relay - 22r-e Engine: Mfi System: Circuit Opening Relay - 22r-e Engine: Mfi System: Cold Start Injector Time Switch - 22r-e Engine: Mfi System: Engine Coolant Temperature (ECT) Sensor - 22r-e Engine: Mfi System: Fuel Pressure Control System
While this information is based upon the AFM system in the 22R-E engine, most of it applies to other Toyota EFI engines. For specific information, be sure to consult the service manual for your model engine. On the 22RE engine, the AFM is located atop the air filter box. In a stock engine compartment, this is in the driver's side front corner.