S40 2.4i L5-2.4L VIN 38 B5244S4 (2008)
Seat Occupant Classification Module - Air Bag: Service and Repair
Removing The Occupant Weight Sensor (OWS)
Ignition off.
Disconnect the battery negative lead.
Remove the seat cushion upholstery: Front seat cushion.
Place the seat on its back. Fold up the upholstery. Remove the seat cushion.