Tesla S Owner's Manual page 38

1. Pull the handle to release the seat back
and pull the seat back fully forward.
2. Push the lever to release the head
supports from the seat back, then fold
back onto the seat.
3. Secure the Velcro strap.
4. Pull the strap at the rear of the seat to fold
the seat assembly into the trunk floor.
Seating and Safety Restraints
Tesla Built-In Rear Facing Child Seats
5. Replace the cover on the trunk floor.
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