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Home >> Mazda >> 2021 >> 6 Signature >> Repair and Diagnosis >> External Pages >> Different car >> Section 60 (Control System - Auto A/C) >> Climate Control Unit Inspection >> Blower Fan Speed Control Signal >> Manual 7th
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Manual 7th

WARNING: This page is about a different car, the 2018 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Climate Control Unit Terminal Waveform (Manual 7Th)
G11431289Courtesy of MAZDA MOTORS CORP.

Climate control unit terminal 

Oscilloscope setting 

Vehicle condition