What are the recommended Picoscope settings & test lead configs for testing oxygen sensors? I've set the software to: 500ms/div, x1, 1v and I don't get the nice waveform. (I've tried this on several sensors). I connect a red lead to the black wire (4-wire sensor) and the black lead (connected to the...

Steve,
With your help I have understood what was going on. I now see which one is #1 because, indeed, the grayed-out diamond designates the starting firing order.

Thanks,
Nick

Richard,

Thanks so much for your clarifying response and for your patience with me during my days as a scope novice.

-Nick

What does this mean???

Simply question, as I assume this has been asked many times before, but I just can't find the answer. Equipment: Pico 4423 w/Mixmaster. I have a parade of secondary ignition waveforms parading on my screen. I would like to determine which one is which, i.e. #1, #2, etc. How do I do this? Thanks -Nick

Hello, My name is Nick and I'm a manager of a small auto repair shop in California. I just got my Pico 4423 and please excuse my newbie question: I've been playing with the system and have got my parade of the secondary ignition. I haven't, however, figured out how to determine which is the #1 cylin...