October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Oscilloscope Patterns and Waveforms

Inspection Using An Oscilloscope (Reference)

Cooling fan control signal
- PCM terminal: 69 (+) - 100 (-)
- Oscilloscope setting: 1 V/DIV (Y), 10 ms/DIV (X), DC range
- Vehicle condition: idle after warm up