Folding rear seat
Nissan Altima / Nissan Altima Owners Manual / Safety—Seats, seat belts and supplemental restraint system / Seats / Folding rear seat

See also:
Freeing a frozen door lock
To prevent a door lock from freezing, apply
deicer through the key hole. If the lock becomes
frozen, heat the key before inserting it into the
key hole or use the remote keyless entry keyfob. ...
Map pockets
...
Under the hood and vehicle
The maintenance items listed here should be
checked periodically (for example, each time you
check the engine oil or refuel).
Battery*: Check the fluid level in each cell.
It should be between t ...
