2021 Mazda 3 BaseFACTORY OEM SERVICE PROCEDURE

Power Window Sub Switch Removal/Installation: Rear

  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION (US) .)
  2. Affix the protective tape to the position shown in the figure to prevent scratches and damage.
    G13178708Courtesy of MAZDA MOTORS CORP.
  3. Using a remover tool, remove the tab shown in the figure.
    G13178709Courtesy of MAZDA MOTORS CORP.
  4. Using a remover tool, remove the tabs shown in the figure.
    G13178710Courtesy of MAZDA MOTORS CORP.
  5. Move the power window sub switch component in the direction of the arrow and detach the guide.
    G13178711Courtesy of MAZDA MOTORS CORP.
  6. Disconnect the connector.
    G13178712Courtesy of MAZDA MOTORS CORP.
  7. Remove the power window sub switch component from the rear door trim.
  8. Using a tape-wrapped flathead screwdriver, move the power window sub switch cover end in the direction of arrow (1) shown in the figure, and detach the tab while moving the power window sub switch in the direction of arrow (2).
    G13178713Courtesy of MAZDA MOTORS CORP.
  9. Detach the tabs in the same manner as Step 8.
    G13178714Courtesy of MAZDA MOTORS CORP.
  10. Remove the power window sub switch from the power window sub switch cover.
  11. Install in the reverse order of removal.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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