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Mazda
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2012
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5 Touring
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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 [MZR 2.5]
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Pcm Inspection
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Inspection Using An Oscilloscope (Reference)
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Purge control
Purge control
Fig 1: Purge Control Voltage Signal Waveform
PCM terminals
1BA(+)-body ground(-)
Oscilloscope setting
10 V/DIV (Y), 20 ms/DIV (X), DC range
Vehicle condition
idle (after warm up)