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Vehicle Speed Sensor

  1. Vehicle speed sensor is located within speedometer assembly. Using an ohmmeter, check continuity between vehicle speed sensor terminals No. 1 and 2. SeeFig 1 .
    Fig 1: Testing Vehicle Speed Sensor
    G91G02158Courtesy of ISUZU MOTOR CO.
  2. Slowly turn speedometer shaft. Ohmmeter should alternate between continuity and infinity, 4 times per revolution. If vehicle speed sensor is inoperative, replace speedometer assembly.