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Home >> Nissan-Datsun >> 1991 >> Sentra SE-R >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Vehicle Speed Sensor (VSS)
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Vehicle Speed Sensor (VSS)

The VSS provides ECU with vehicle speed signal. VSS consists of a reed switch installed in the speedometer unit. Reed switch transforms vehicle speed into pulsed signal.

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