IGT Control Signal Manufacturer Specific Pattern

IGT signal
- PCM terminal
- IGT1 26 (+) <-> 103(-)
- IGT2 52 (+) <-> 103(-)
- IGT3 78 (+) <-> 103(-)

- Oscilloscope setting: 2 V/DIV (Y), 10 ms/DIV (X), DC range
- Vehicle condition: Idle after warm up