FixVault

side airbag sensor, location/purpose - GF91.60-P-4016GH

Model 163 as of 1.9.01 

Fig 1: Identifying Side Airbag Sensor Location
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  Side airbag sensor - location The sensors are located below the B pillar in the vehicle interior  
  Side airbag sensor task The left side airbag and window airbag sensor (A53/1)  and right side airbag and window airbag sensor (A54/1)  record the acceleration/deceleration forces acting on the vehicle in a transverse direction in the event of a side collision and trigger a plausibility test in the restraint systems control module (N2/7)  . In the event of plausibility, an activation signal is transmitted to the relevant side and window airbags.