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Pcm Inspection
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Inspection Using An Oscilloscope (Reference)
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CKP signal
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
CKP signal
Fig 1: CKP Voltage Signal Waveform
Courtesy of MAZDA MOTORS CORP.
PCM terminals
2W(+) - body ground(-)
Oscilloscope setting
5 V/DIV (Y), 5 ms/DIV (X), DC range
Vehicle condition
idle (after warm up)