Inspection Using an Oscilloscope

Fig 1: Power Window Oscilloscope Graph (Passenger Side)

Courtesy of MAZDA MOTORS CORP.

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