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Mazda
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2007
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3 Mazdaspeed, 2.3 L
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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 (L3 With TC)
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Pcm Inspection
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Inspection Using An Oscilloscope (Reference)
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Purge control signal
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Vehicle condition
Vehicle condition
Engine speed is 2,000 rpm
Fig 1: Waveform Graph (Purge Control Signal)
Courtesy of MAZDA MOTORS CORP.