Mercedes-Benz 300 E 1990 Owner's Manual page 29

Car Keys
Included with your vehicle are two
master keys, one valet key and
one flat (master) key.
Master Key - square head with a
red dot - fits all locks on the car.
Arm s/disarm s the anti-theft alarm
system.
Valet Key - round head with a
red dot - fits only the door locks
and the steering lock. A rm s/
disarms the anti-theft alarm
system. The valet key will not fit
the trunk, glove box or console
storage compartment locks. This
key should be used whenever the
car is left with an attendant. Be
sure to lock glove box or console
storage compartment and trunk
with the master key.
Flat Key
The flat key with a red
dot fits all vehicle locks.
Arm s/disarm s the anti­
theft alarm system. We
recommend that you
carry the flat key with you
and keep it in a safe
place so that it is always
handy. Never leave the
flat key in the vehicle.
Note:
Only vehicles equipped with the
anti-theft alarm system have a red
dot on the master, valet and flat
keys.
Obtaining Replacement Keys
Your vehicle is equipped with a
theft deterrent locking system re­
quiring a special key manufact­
uring process.For security rea­
sons, replacement keys can only
be obtained via your authorized
MERCEDES-BENZ dealer.
Warning!
When leaving the vehicle al­
ways remove the key from the
steering lock. Do not leave
children unattended in the
vehicle. Unsupervised use of
vehicle equipment may cause
serious personal injury.