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Home >> Mazda >> 2014 >> 3 SV, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Pcm Inspection >> Inspection Using An Oscilloscope (Reference) >> HO2S heater control signal >> Vehicle condition

Vehicle condition

Idle (immediately after starting engine)

Fig 1: HO2S Heater Control Signal Waveform
Courtesy of MAZDA MOTORS CORP.

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