Mercedes-Benz S-Class Saloon W223 2021 Owner's Manual page 123

Guide Velcro strip 4 between head restraint
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2 and strip 3.
Close Velcro strip 4.
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Change the position of the additional cushion:
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move additional cushion 1
To remove additional cushion: open Velcro
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strip 4 of additional cushion 1.
Remove additional cushion 1.
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Attaching heated additional cushion
In vehicles with electrically adjustable head
restraints, you can heat the additional cushion.
Attach the additional cushion to the head
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restraint as described.
Move the head restraint to the very top.
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up or down.
Push press-studs
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into counterpieces
Move the head restraint to the desired height.
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To switch neck heating from the additional
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cushion on/off: make sure that press-studs
2 on the additional strip are correctly
pushed into counterpieces
restraint.
Ensure that the "Couple neck heat to seat
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heating" function is active (
Activate or deactivate the seat heating
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( page 124).
/
2 on the additional strip
1 on the head restraint.
1 on the head
page 122).
/
P223 0288 02
Seats and stowing 121
▌Folding the centre head restraint into position
and folding it back manually
To fold into position: pull the head restraint
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upwards until it engages.