With Steering Shift Switch

Switch the ignition off.
Disconnect the negative battery cable and wait for 1 min or more. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION [SKYACTIV-G 2.0, SKYACTIV-G 2.5] .)
Remove the driver-side air bag module. (See DRIVER-SIDE AIR BAG MODULE REMOVAL [TWO-STEP DEPLOYMENT CONTROL SYSTEM] .) (See DRIVER-SIDE AIR BAG MODULE INSTALLATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM] .) (See DRIVER-SIDE AIR BAG MODULE REMOVAL [STANDARD DEPLOYMENT CONTROL SYSTEM] .) (See DRIVER-SIDE AIR BAG MODULE INSTALLATION [STANDARD DEPLOYMENT CONTROL SYSTEM] .)
Remove the steering wheel. (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION .)
Remove the screws.
Disconnect the connectors.

Fig 1: Identifying Steering Switch, Cover And Connector
Courtesy of MAZDA MOTORS CORP.
While pressing the pin tabs in the direction of arrows (1) shown in the figure, press the pin in the direction of arrow (2) to detach the cover pin from the steering wheel.

Fig 2: Pressing Pin Tab
Courtesy of MAZDA MOTORS CORP.
Using a tape-wrapped flathead screwdriver, press the cover tabs in the direction of the arrows shown in the figure to detach the cover tabs from the steering wheel,

Fig 3: Pressing Cover Tabs Using Tape-Wrapped Flathead Screwdriver
Courtesy of MAZDA MOTORS CORP.
Remove the cover.

Fig 4: Identifying Steering Wheel And Cover
Courtesy of MAZDA MOTORS CORP.
While pressing the clip tabs in the direction of the arrows (1) shown in the figure, press the clip in the direction of the arrow (2) to detach the clip tabs from the steering wheel.
Detach the clip.

Fig 5: Pressing Clip Tabs
Courtesy of MAZDA MOTORS CORP.
While pressing the tabs of the steering switch in the direction of the arrows (1) shown in the figure, press the steering switch in the direction of the arrow (2) to detach the tabs of the steering switch from the steering wheel.

Fig 6: Pressing Tabs Of Steering Switch
Courtesy of MAZDA MOTORS CORP.
Insert a fastener remover into the position shown in the figure.

Fig 7: Inserting Fastener Remover Into Position
Courtesy of MAZDA MOTORS CORP.
Move the fastener remover straight in the direction shown in the figure and remove the tabs of the steering switch from the steering wheel.
CAUTION:
- When removing the pins of the steering switch, pull them out straight. If the fastener remover is moved at an angle, the pins could be damaged.
NOTE:
- Because the pins of the steering switch are installed to the hard plastic area of the steering wheel, the engagement is strong.
Fig 8: Removing Pins Of Steering Switch
Courtesy of MAZDA MOTORS CORP.
Remove the steering switch while detaching the pin and tabs of the steering wheel.
Install in the reverse order of removal.

Fig 9: Identifying Steering Switch And Pin
Courtesy of MAZDA MOTORS CORP.