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Mazda
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2021
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CX-3 FWD
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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) (With Coolant Control Valve)
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Purge control
Purge control
Courtesy of MAZDA MOTORS CORP.
PCM terminals
1AW (+)-body ground (-)
Oscilloscope setting
10 V/DIV (Y), 50 ms/DIV (X), DC range
Vehicle condition
Racing (Engine speed: 2, 000 RPM)
Courtesy of MAZDA MOTORS CORP.