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Home >> Mazda >> 2017 >> 5 GS, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Pcm Inspection >> Without Using the M-MDS >> Inspection Using An Oscilloscope (Reference) >> A/F sensor heater control

A/F sensor heater control

G05543213

Courtesy of MAZDA MOTORS CORP.

PCM terminals

2A (+)-body ground (-)

Oscilloscope setting

5 V/DIV (Y), 200 ms/DIV (X), DC range

Vehicle condition

Idle (after warm up)

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