Engine Speed Sensor: Testing and Inspection
Inspection Using An Oscilloscope (Reference)
Engine speed signal (output)
- PCM terminal: 48 (+) - 103 (-)
- Oscilloscope setting: 2V/DIV (Y), 5ms/DIV (X), DC range
- Vehicle condition: idle after warm up
Engine speed signal (output)
- PCM terminal: 48 (+) - 103 (-)
- Oscilloscope setting: 2V/DIV (Y), 5ms/DIV (X), DC range
- Vehicle condition: idle after warm up