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Oscilloscope Patterns and Waveforms

IGT control signals

- PCM terminals
- IGT1(No.1): 3W(+)-Body ground(-)
- IGT2(No.2): 3X(+)-Body ground(-)
- IGT3(No.3): 3Z(+)-Body ground(-)
- IGT4(No.4): 3AA(+)-Body ground(-)
- Oscilloscope settings: 2 V/DIV (Y), 20 minutes/DIV (X), DC range
- Vehicle condition: Idle after warm up (no load, P/S off, A/C off)