Speed Sensor Test
- Connect positive lead from battery to terminal No. 1 and negative lead to terminal No. 2. See Fig 1.
- Connect positive lead from voltmeter to terminal No. 3 and negative lead to terminal No. 2.
- Rotate shaft.
- Check that there are voltage changes from about 0-11 volts or more between terminals No. 2 and 3. Voltage change should be 4 times per each revolution of speed sensor shaft.