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Mazda
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2007
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3 i, 2.0 F, Automatic
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Repair and Diagnosis
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Engine Performance
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Engine Control Systems
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Engine Control System (LF, L3)
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Pcm Inspection
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Inspection Using An Oscilloscope (Reference)
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Cooling fan control signals
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Oscilloscope setting
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Oscilloscope setting
5 V/DIV (Y), 1 ms/DIV (X), DC range