9-3 FWD (9440) L4-2.0L Turbo (B207R) (2009)
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Transmission Speed Sensor: Description and Operation
Speed Sensor, Gearbox Output Shaft, FA 57 (533)
Speed Sensor, Gearbox Output Shaft, FA 57 (533)
Location
Speed sensor, output shaft, transmission casing (533)
Main use
To measure the speed of the transmission output shaft. This value is used by TCM.
Type
Magnetoresistive, Hall effect. Detects rotation of 18-tooth wheel.
Activation
The sensor is powered from pin 33 (B) on TCM and the sensor signal is received on pin 23 (B) on TCM.
