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Mazda
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2016
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3 Sport, 4D Hatchback, Automatic Trans
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Repair and Diagnosis
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Engine Performance
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Engine Control Systems
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Pcm Inspection
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Inspection Using An Oscilloscope (Reference)
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Generator field coil control signal
Generator field coil control signal
Fig 1: Generator Field Coil Control Signal Oscilloscope Graph
Courtesy of MAZDA
PCM terminals
1BE(+)-body ground(-)
1BR(+)-body ground(-)
Oscilloscope setting
1 V/DIV (Y), 2 ms/DIV (X), DC range
Vehicle condition
Idle after warm up