got in a lil bender a while ago and the driver airbag went off. what do i need to get the airbag system back to normal?

-new steering wheel airbag-check
-reset srs light-check
-do i need to change the sensor too?

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1993 e300
1995 e320
1994 e320
2006 s500 4matic
2004 Jeep wj overland
2001 Ducati 748
2004 Honda shadow aero