4SD
1. Disconnect the negative battery cable..
2. Remove the trunk lid trim..
3. Disconnect the connector.

4. Remove the nuts.
5. While pressing the tabs shown in the figure, pull the high-mount brake light outward and remove it.

6. Remove the high-mount brake light.
7. Install in the reverse order of removal.
5HB
Except Mazdaspeed3
1. Disconnect the negative battery cable..
2. Remove the liftgate upper trim..
3. While pressing the tabs shown in the figure, pull the high-mount brake light outward and remove it.

4. Remove the high-mount brake light socket.

5. Remove the high-mount brake light.
6. Install in the reverse order of removal.
Mazdaspeed3
1. Disconnect the negative battery cable..
2. Remove the liftgate upper trim..
3. Remove the rear spoiler..
4. Remove the screws shown in the figure.

5. Set the pin aside and remove the cover.

6. Remove the screws shown in the figure.

7. Pull out the wiring harness from the rear spoiler.

8. Remove the high-mount brake light.
9. Install in the reverse order of removal.
High Mount Brake Light Disassembly/Assembly
License Plate Light Bulb Removal/InstallationVariable Tumble Solenoid Valve Inspection [Mzr 2.0, Mzr 2.5]
Airflow Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the variable tumble solenoid valve..
4. Inspect airflow between the ports under the following conditions.
If not as specified, replace the variable tumble solenoid valve..
...
Shroud Panel Removal/Installation
CAUTION:
Because the shroud panel is installed to the bumper reinforcement, support
the shroud panel using a jack before removing the bumper reinforcement so as
not to apply excessive force to the shroud panel.
Since the servicing is performed with the hood open, secure the hoo ...
Rear Drain Hose Installation
CAUTION:
If the rear drain hose is pinched or bent anywhere, the water in the hose
may not discharge and enter the inside of the vehicle. During and after installation
of the trims and the headliner, always make sure there is no interference with
the rear drain hose. Fix any problem ...