BMW M3 SEDAN Owner's Manual page 128

CONTROLS
is a risk of damage to property. Only mount
child restraint systems to the upper anchors.
Anchors
Symbol Meaning
The respective symbol shows
the anchor for the upper retain‐
ing strap. Seats with an upper
top tether are marked with this
symbol. It is located on the rear
seat backrest, the rear shelf or
the rear seat.
Routing the retaining strap
1 Direction of travel
2 Head restraint
3 Hook for upper retaining strap
4 Anchor
5 Rear window shelf
6 Seat backrest
7 Upper retaining strap
Attaching the upper retaining
strap to the anchor
1. Open the anchor cover.
2. Raise the head restraint.
3. Guide the upper retaining strap between the
supports or along both sides of the head re‐
straint to the anchor.
128
Transporting children safely
Online Edition for Part no. 01405A1E4B0 - X/20
For the middle seat, guide it over or along
both sides of the head restraint to the anchor
where applicable.
4. Attach the hook of the retaining strap to the
anchor.
5. Tighten the retaining strap by pulling it down.
6. Lower and engage head restraints as
needed.
Locking the doors and
windows in the rear
General information
In certain situations it may be advisable to secure
the rear doors and windows, for instance when
transporting children.
Doors
Unlock or lock the safety switch on the rear
doors with the integrated key.
Symbol Function
Child safety latch is unlocked.
Child safety latch is locked.
The door can now be opened from the outside
only.