Interior ­ Massage Function In Active Multicontour Seat Inop. Massage function in active multicontour seat inoperative

2010 Mercedes Benz S 600 (221.176) V12­5.5L Turbo (275.953)      
Vehicle: All Technical Service Bulletins
Interior ­ Massage Function In Active Multicontour Seat Inop.
Massage function in active multicontour seat inoperative
Numero de tema L191.25­P­051 700
Version 1
Grupo de construccion 91.25 Multicontour seat (MCS)
Edicion 07­17­2012
Validez: Model series 212 with code 432 as of VIN A344516 up to
VIN A387562 model series 221 with code 432 as of VIN
A379142 up to VIN A383537
Motivo de modificacion Damage codes adjusted
Reclamacion:
Massage function in active multicontour seat inoperative.
Causa:
Limit switch in massage actuator motor (M94) defective.
Remedio:
Replacement of backrest padding.
Note:
The massage unit and the actuator are permanently installed in the backrest padding and cannot be replaced separately'
The active multicontour seat control unit (N32119 N32122) is not defective and must not be replaced!