Front seat adjustment switch group, component description

P54.25-4132-01

Shown on left front switch group

S50/1 Outside mirror adjustment switch with/without mirror fold-in/fold out facility

S91/2 Left front seat adjustment switch group

S91/2s9 Memory switch

S91/2s14 Memory button 1, 2, 3 switch

Tasks (described on left front switch group)

The left front seat adjustment switch group (S91/2) can be used to electrically adjust the seat. A previously stored position can be reached via the memory button 1, 2, 3 switch (91/2s14). The memory switch (91/2s9) (using the driver seat as an example) can be used to store the following positions:

 Seat

 Electrically adjustable steering column [ESC]

 both outside mirrors

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Design (described on left front switch group)

The left front seat adjustment switch group (S91/2) is an integrated component and consists of individual buttons for:

 Seat fore or aft

 Seat height up or down

 Seat tilt up or down

 Backrest fore or aft

 Head restraint up or down

 Memory buttons

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Function (described on driver seat)

By pressing:

 the seat fore/aft switch (S91/2s1) the driver seat can be moved forward or backward.

 the rear seat raise/lower switch (S91/2s2), the rear seat height can be adjusted.

 the front seat raise/lower switch (S91/2s2), the front seat height can be adjusted.

 the head restraint raise/lower switch (S91/2s4), the head restraint can be moved up or down,

 the backrest switch (S91/2s5), the backrest inclination can be adjusted.

 the memory button 1, 2, 3 switch, the stored settings can be called up again.

 the memory button 1, 2, 3 switch and the memory switch, the set seat positions can be stored.

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 the memory button 1, 2, 3 switch and the memory switch, the set steering column position can also be stored.

Actuating the left front seat adjustment switch group sends the adjustment requests to the driver-side front seat adjustment control unit with memory (N32/1), which accordingly actuates the driver seat adjustment motor group with memory (M27).

 With code (433) Left dynamic seat, incl. multicontour seat the air cushion settings are also stored.

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Function (described on front passenger seat)

By pressing:

 the seat fore/aft switch (S92/2s1) the front passenger seat can be moved forward or backward.

 the rear seat raise/lower switch (S92/2s2), the rear seat height can be adjusted.

 the front seat raise/lower switch (S92/2s2), the front seat height can be adjusted.

 the head restraint raise/lower switch (S92/2s4) the head restraint can be moved up or down,

 the backrest switch (S92/2s5) the backrest inclination can be adjusted.

 the memory button 1, 2, 3 switch (S92/2s14), the stored settings can be called up again.

 the memory button 1, 2, 3 switch (S92/2s14) and the memory switch (S92/2s9) the set seat positions can be stored.

Actuating the right front seat adjustment switch group (S92/2) transmits the adjustment requests to the passenger-side front seat adjustment control unit with memory (N32/2), which accordingly actuates the front passenger seat adjustment motor group with memory (M28).

 With code (434) Right dynamic seat, incl. multicontour seat the air cushion settings are also stored.