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Crankshaft position sensor

HOW COMPUTER CONTROL YOUR ENGINE cont…

OTHER PCM FUNCTIONS On many vehicles the PCM also controls the transmission. But on some vehicles, a separate transmission control module (TCM) is used to oversee gear changes and the torque converter. But even if there’s a separate module for the transmission, the PCM and TCM t
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KNOW YOUR ENGINE SENSORS

Sensors monitor all the key functions necessary to manage ignition timing, fuel delivery, emission controls, transmission shifting, cruise control, engine torque reduction (if the vehicle has anti-lock brakes with traction control) and charging output of the alternator. On many late m
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