If you want to set it so a password is required when you open the lid and wake it up then you need to tick the box under the General tab in the Security section of System Preferences that says Require password after sleep.
close the lid
Take out one of the key barrels - from either doors or trunk lid and you should find it on the lock cylinder itself.
you should only close the lid if you shut it down you are just going to make it harder for you
Replace the lock.
To effectively close a paint can, use a rubber mallet to gently tap the lid into place. Make sure the lid is securely sealed to prevent any leaks or spills.
* Remove the trunk lid latch * Detach the lock release box from the latch assembly * To detach the lock cylinder from the trunk lid pry off the retainer
You have to open the trunk lid, under the lock on the inside you will find a screw, remove the screw and the lock retaining clip, pull the lock out. If you can not open the trunk lid, drill the lock center out, and you should be able to open with a screw driver.
The lid lock in a thermos bottle helps to securely seal the bottle to prevent leaks and maintain the temperature of the contents. It also helps to prevent accidental spills and keeps the lid from opening unexpectedly.
I have one key for my 2002 gti, I can not lock the lid. The key wiil not enter the lock. The doors will lock and the rear lid will alarm when opened. Something is in order.
You can probably open it with a flat blade screwdriver. The lock itself has a flat blade shaped rod that releases the latch. If the lock is gone, look for a rectangular shaped hole in the latch. Insert the screwdriver and turn clockwise.
A locking lid is a type of lid that will lock so the lid cannot easily be taken off. Most locking lids have a latch, so the lid cannot lift up until the latch is unlatched.
There's a whole toolkit including the tire lock on the inside of the lid of the trunk. When you open the trunk lid, look up not down. :)