TESTING

1. Turn the ignition switch to the OFF position.
2. Disengage the wiring harness connector from the VSS.
3. Using a Digital Volt-Ohmmeter (DVOM), measure the resistance (DVOM ohmmeter function) between the sensor terminals. If the resistance is 190–250 ohms, the sensor is okay.

   Fig. 1: Typical Vehicle Speed Sensor (VSS) and its wiring harness connections