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Home >> Mazda >> 2021 >> 3 Base >> Repair and Diagnosis >> Body & Frame >> Exterior Body Panels >> Body Panels >> Rear Bumper Removal/Installation

Rear Bumper Removal/Installation

CAUTION:
  • Affix the protective tape to the position (vehicle body side) shown in the figure to prevent scratches and damage.
G13178530Courtesy of MAZDA MOTORS CORP.
  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION [(US)] .)
  2. Remove the following parts:
    1. Trunk covering (See TRUNK COVERING REMOVAL/INSTALLATION .)
    2. Trunk board (See TRUNK BOARD REMOVAL/INSTALLATION [(US)] .)
    3. Trunk end trim (See TRUNK END TRIM REMOVAL/INSTALLATION .)
    4. Trunk side upper trim (Hatchback-5HB) (See TRUNK SIDE UPPER TRIM REMOVAL/INSTALLATION .)
  3. Disconnect the connectors.

    Sedan-4SD 

    G13178531Courtesy of MAZDA MOTORS CORP.

    Hatchback-5HB 

    G13178532Courtesy of MAZDA MOTORS CORP.
  4. Remove the wiring harness clips.
  5. Detach the tabs and remove the grommet from the body panel.

    Sedan-4SD 

    G13178533Courtesy of MAZDA MOTORS CORP.
  6. Remove the following parts:
    1. Rear combination light (See REAR COMBINATION LIGHT REMOVAL/INSTALLATION .)
    2. Rear splash shield (See SPLASH SHIELD REMOVAL/INSTALLATION .)
  7. Remove the screw shown in the figure.
    G13178534Courtesy of MAZDA MOTORS CORP.
  8. Remove the caps.
    G13178535Courtesy of MAZDA MOTORS CORP.
  9. Remove the screws and fasteners shown in the figure.

    Sedan-4SD 

    G13178536Courtesy of MAZDA MOTORS CORP.

    Hatchback-5HB 

    G13178537Courtesy of MAZDA MOTORS CORP.
    CAUTION:
    • If the rear bumper hooks are detached from the rear bumper slider without supporting the rear bumper, it may fall off and be damaged. Detach the rear bumper hooks from the rear bumper slider using two people, one person supports the rear bumper.
    • Carefully remove the rear bumper from the rear bumper slider. If the rear bumper hooks are detached from the rear bumper slider with excessive force, the rear bumper hooks may be damaged because the rear bumper hooks and the rear bumper slider are engaged firmly.
  10. Detach the rear bumper from the rear bumper sliders while holding the rear end of the rear bumper, moving it in the direction of arrows (1), (2) and (3) shown in the figure, and detaching the hooks.

    Sedan-4SD 

    G13178538Courtesy of MAZDA MOTORS CORP.

    Hatchback-5HB 

    G13178539Courtesy of MAZDA MOTORS CORP.
  11. Hold the shaded areas shown in the figure, move the rear bumper in the direction of the arrow, and detach the rear bumper from the tabs.
    G13178540Courtesy of MAZDA MOTORS CORP.
  12. Install in the reverse order of removal.
  13. Perform the rear side radar sensor aiming adjustment. (with rear side radar sensor) (See FRONT SIDE/REAR SIDE RADAR SENSOR AIMING .)
    CAUTION:
    • If there is foreign matter on the rear bumper, the aiming cannot be performed correctly. Before performing the aiming, verify that there are no stickers, water, mud, or dirt on the rear bumper.
  14. Perform the 360° view monitor system aiming. (with 360° view monitor system) (See 360°VIEW MONITOR SYSTEM AIMING .)
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