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Wave pattern (reference)

WARNING: This page is about a different car, the 2017 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Exhaust CMP Sensor Wave Pattern (Reference)

Courtesy of MAZDA MOTORS CORP.

Oscilloscope setting

2 V/DIV (Y), 20 ms/DIV (X), DC range
Vehicle condition
Idle (after warm up)