Oscilloscope Patterns and Waveforms

Inspection Using An Oscilloscope (Reference)




OCV control signal
PCM terminals
4M (+) - 1C(-)

Oscilloscope setting
- 2 V/DIV (Y), 0.8 ms/DIV (X), DC range

Vehicle condition
- Idle after warm up (engine speed approx. 650 rpm, no load, P/S off, A/C off)