You will need a flat-blade screwdriver.
1. Disconnect the power supply to the airbag module by removing the fuse (shown in the photo by the arrow) in the main unit located under the instrument panel.
NOTE: Mounting block has been removed from vehicle for clarity.
WARNING: Attempting to remove the air bag module without disconnecting its power supply may result in unexpected air bag deployment.
WARNING: The following airbag removal operations may only be performed after the activator capacitor has been completely discharged. Wait at least 15 minutes after removing the fuse from the mounting block to discharge the capacitor.
WARNING: Do not disassemble the airbag module.
WARNING: Do not allow the air bag module to fall or come into contact with water, grease, or oil.
WARNING: Do not expose the air bag module to temperatures above 95°C.
2. Remove the steering column cover (see "Removing and installing the steering column cover").
3. From the back of the steering wheel, use a screwdriver to pry the spring retainer of the airbag module through the three windows in its hub…
NOTE: This is how the windows in the steering wheel hub are located (shown with the steering wheel removed for clarity) to access the air bag module spring retainer.
4. …carefully lift the module…
5. …move it away from the steering wheel hub, disconnect the airbag wiring harness connector from the module by squeezing its clips…
6. …then remove the horn switch wire and remove the airbag module.
7. Install the airbag in the reverse order of removal.