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Author Question: Two technicians are describing the IAT (Intake air temperature) sensor. Technician A says that the ... (Read 99 times)

naturalchemist

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Two technicians are describing the IAT (Intake air temperature) sensor.  Technician A says that the IAT sensor is more important to the operation of the engine (higher authority) than the ECT (engine coolant temperature) sensor.  Technician B says the PCM (Powertrain Control Module) will add increase the fuel injector pulse-width to the base calculated pulse, if the IAT indicates that the incoming air temperature is cold.  Who is right?
◦ Technician A
◦ Technician B
◦ Both technicians
◦ Neither technician


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Marked as best answer by naturalchemist on Nov 30, 2019

mcomstock09

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naturalchemist

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Reply 2 on: Nov 30, 2019
Great answer, keep it coming :)


mochi09

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Reply 3 on: Yesterday
Excellent

 

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