Author Question: Technician A says that the purpose of the IAT sensor is to provide the engine computer (PCM) with ... (Read 89 times)

vicky · **on:** Aug 13, 2021

Technician A says that the purpose of the IAT sensor is to provide the engine computer (PCM) with the temperature of the air entering the engine. Technician B says that the IAT sensor information is used for fuel control (adding or subtracting fuel) and spark timing, depending on the temperature of incoming air. Who is right?
◦ Technician A only
◦ Technician B only
◦ Both technicians A and B
◦ Neither technician A nor B