Oscilloscope Patterns and Waveforms

Inspection Using An Oscilloscope (Reference)




Oil control valve (OCV) signal
- PCM terminal: 4D (+)<-> 4A (-)
- Oscilloscope setting: 2.0 V/DIV (Y), 0.5 ms/DIV (X), DC range
- Vehicle condition: Idling after warm-up (no electrical load)