You will need a TORX T30 key.
1. Disconnect the wire from the terminal «minus» battery.
Attention! Attempting to remove the airbag module without disconnecting the battery may cause the airbag to deploy unexpectedly. It is possible to proceed with the following operations to remove the airbag only after the activator capacitor is completely discharged. To discharge the capacitor, you must wait at least 15 minutes after disconnecting the wire from the terminal «minus» battery. Do not disassemble the airbag module. Do not drop the airbag module or allow water, grease or oil to come into contact with it. The airbag module must not be exposed to temperatures above 95°C.
2. Turn out screws of fastening of an airbag in a nave of a steering wheel at the left...
3....and to the right.
4. Gently lift up the airbag module...
5.... take it away from the steering wheel hub, unfasten the retainer of the airbag wire block...
6.... disconnect the block of wires from the pillow module...
7.... and remove the airbag module.
8. Install the airbag in the reverse order of removal.