Vision V6-201 3.3L (1993)
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Pedal Travel Sensor: Description and Operation
Vacuum Booster W/Integrated Pedal Travel Sensor
The Mark IV ABS system uses a special vacuum booster and master cylinder. The booster used with the Mark IV is a new "0" lost travel reaction disc
type booster with the addition of a pedal travel sensor (PTS). The PTS is a linear variable displacement transducer with seven steps which provide brake
pedal position information to the CAB.