Sedan (4SD)
WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
- Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
- Pull back the trunk side trim (RH) to a position which allows for the removal of the theft-deterrent horn. (See TRUNK SIDE TRIM REMOVAL/INSTALLATION .)
- Disconnect the connector.
- Remove the bolt.
- Remove the theft-deterrent horn.
- Install in the reverse order of removal.