Oscilloscope Patterns and Waveforms

Ignition coil control signals




- PCM terminals
- No.1 cylinders: 2BE (+) - body ground (-)
- No.2 cylinders: 2BF (+) - body ground (-)
- No.3 cylinders: 2BG (+) - body ground (-)
- No.4 cylinders: 2BB (+) - body ground (-)
- No.5 cylinders: 2BC (+) - body ground (-)
- No.6 cylinders: 2BD (+) - body ground (-)

- Oscilloscope setting: 5 V/DIV (Y), 20 minutes/DIV (X), DC range
- Vehicle condition: Idle after warm up (no load)