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Home >> Mazda >> 2021 >> 3 Base >> Repair and Diagnosis >> Body & Frame >> Windows >> Glass/Windows/Mirrors >> Power Window Main Switch Inspection (Us) >> Power Window Main Switch Inspection >> Front side switch (LF)
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Front side switch (LF)

  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION (US) .)
  2. Remove the power window main switch. (See POWER WINDOW MAIN SWITCH REMOVAL/INSTALLATION .)
  3. Verify that the resistance between power window main switch terminals F and P is as indicated in the table.
    G13560076Courtesy of MAZDA MOTORS CORP.
    Switch Position Resistance (ohm) Terminal
    Auto Down 297.0-303.0 F-P
    Manual Down 445.5-454.5
    Auto Up 683.1-696.9
    Manual Up 1069.2-1090.8