Inspection Using an Oscilloscope (Reference)
WARNING: This page is about a different car, the 2017 Mazda CX-9. However, it is still accessible from the selected car via links, so may be relevant.
Courtesy of MAZDA MOTORS CORP.
- Connection terminal: 1G (+) ↔ body ground (-) 1H (+) ↔ body ground (-) 1I (+) ↔ body ground (-) 1J (+) ↔ body ground (-)
- Oscilloscope setting: 2 V/DIV (Y), 1 ms/DIV (X), DC range