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Mazda
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2012
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2 Touring, 1.5L Eng VIN Z, Automatic Trans
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Repair and Diagnosis
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Engine Control System [MZR 1.5]
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Pcm Inspection
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Inspection Using An Oscilloscope (Waveform Reference)
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Generator field coil control signal
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Generator field coil control signal
Fig 1: Generator Field Coil Control Signal Waveform
PCM terminals
2AF (+)-Negative battery terminal (-)
Oscilloscope setting
0.5 V/DIV (Y), 1 ms/DIV (X), DC range
Vehicle condition
idle (after warm up)