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

Ignition timing signals

- PCM terminals
- IGT1 (No.1): 2BA (+)-Negative battery terminal(-)
- IGT2 (No.2): 2AW (+)-Negative battery terminal(-)
- IGT3 (No.3): 2AX (+)-Negative battery terminal(-)
- IGT4 (No.4): 2AT (+)-Negative battery terminal(-)

- Oscilloscope setting: 2 V/DIV (Y), 50 minutes/DIV (X), DC range
- Vehicle condition: Idle after warm-up