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Horn Removal/Installation

WARNING: This page is about a different car, the 2021 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION (US) .)
  2. Remove the upper face. (See UPPER FACE REMOVAL/INSTALLATION (US) .)
  3. Remove the front bumper. (See FRONT BUMPER REMOVAL/INSTALLATION (US) .)
  4. Disconnect the connector.
    Fig 1: Horn Bolts With Torque Specification
    G13179958Courtesy of MAZDA MOTORS CORP.
  5. Remove the bolts.
  6. Remove the ground.
  7. Remove the horn.
  8. Install in the reverse order of removal.
  9. Perform the 360° view monitor system aiming. (with 360° view monitor system) (See 360°VIEW MONITOR SYSTEM AIMING .)
  10. Perform the front radar sensor aiming adjustment. (with front radar sensor) (See FRONT RADAR SENSOR AIMING .)
  11. Perform the front side radar sensor aiming adjustment. (with front side radar sensor) (See FRONT SIDE/REAR SIDE RADAR SENSOR AIMING .)
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