July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Vehicle Speed Sensor: Testing and Inspection

INSPECTION USING AN OSCILLOSCOPE (REFERENCE)

Vehicle Speed Signal
- PCM terminal: 1C(+) - 4AN(-)
- Oscilloscope setting: 2 V/DIV (Y), 20 ms/DIV (X), DC range
- Vehicle condition: Driving speed 20 km/h [12.4 mph]