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How to test your VSS (Vehicle Speed Sensor)

Discussion in 'How-To' started by mwolson, Feb 15, 2017.

  1. mwolson

    mwolson Gray beard Established Member

    Mar 28, 2004
    San Jose, CA
    94-98 Mustangs use a reluctor style VSS (Vehicle Speed Sensor). To test it, remove it from the transmission, put the shaft into a drill and connect the two sensor pins to an AC voltmeter. Spin the VSS with the drill and you should see several volts on the AC voltmeter:


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