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Inspection Using an Oscilloscope

Fig 1: Power Window Oscilloscope Graph

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Courtesy of MAZDA MOTORS CORP.

Power window main switch: 2D (+), 2F (+) ↔ ground (-)
Power window motor: B (+), C (+) ↔ ground (-)
Oscilloscope setting: 2 V/DIV (Y), 1 ms/DIV (X), DC range