B4000 SE Cab Plus 4WD V6-4.0L OHV (1997)
Transmission Range Sensor: Description and Operation
DIGITAL TRANSMISSION RANGE (TR) SENSOR
Detects transmission range. Outputs a digital output signal produced in each of shift positions to PCM. PCM controls the following:
1. EPC
2. Shift scheduling
NOTE:
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Uses a ratiometric sensor with six resistors in series.
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Houses back-up lamp circuit, starter circuit and neutral sense for 4x4 control.
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TR sensor is adjustable.
