Seatbelt tensioner Mercedes W211 problem after crash

[kalelarga]

How to solve seatbelt tensioner problem on Mercedes E class W211 2009 modell year, after crash?
Resistor, Resistor-capacitor, new dump reprogram.... or only new tensioner?
http://mhhauto.com/images/lina/rauch15.gif

[tunertool]

Anyone on this one?