1. Disconnect the negative battery cable..
2. Remove the liftgate upper trim..
3. Remove the rear spoiler..
4. Disconnect the connector.

5. While pressing the high-mount brake light tab in the direction of arrow (1) shown in the figure, press the high-mount brake light in the direction of arrow (2) to detach the high-mount brake light and liftgate.

6. Detach all the high-mount brake light tabs and liftgate and remove the high-mount brake light from the liftgate.

CAUTION:
If the high-mount brake light is removed from the liftgate, the high-mount brake light may fall off and be damaged. When removing the high-mount brake light from the liftgate, hold the high-mount brake light on the lens side with a hand during servicing.
7. Install in the reverse order of removal.
High Mount Brake Light
License Plate LightMaster Cylinder Removal/Installation
1. Remove the battery..
2. Remove in the order indicated in the table.
3. Install in the reverse order of removal.
4. After installation, add brake fluid, bleed the air, and inspect for fluid
leakage..
1
Brake fluid level sensor connector
2
...
On/Off Solenoid Removal/Installation [Fw6 A EL, Fw6 Ax EL]
WARNING:
A hot transaxle and ATF can cause severe burns. Turn off the engine and wait
until they are cool.
Always wear protective eye wear when using the air compressor. If the air
compressor is used, any particles of dirt or soiling could spatter and get into
the eyes.
...
Filament Inspection
1. Switch the ignition ON (engine off).
2. Turn the rear window defroster switch on.
CAUTION:
Directly touching the rear window defroster filament with the lead of the
tester could damage it. Wrap aluminum foil around the end of the lead and inspect
the filament by touching it ...