Mercedes-Benz 2005 E 320 Operator's Manual page 102

Controls in detail
Locking and unlocking
The vehicle will lock again automatically
and reactivate the anti-theft alarm system
within approximately 40 seconds of un-
locking if:
neither door nor trunk is opened
the SmartKey is not inserted in the
starter switch
the central locking switch is not acti-
vated
Global locking
Press button ‹.
All turn signal lamps flash three times.
The locking knobs in the doors move
down. The anti-theft alarm system is
armed.
Selective setting
If you frequently travel alone, you may wish
to reprogram the SmartKey so that
pressing Πonly unlocks the driver's
door and the fuel filler flap.
100
Press and hold buttons Œ and ‹
simultaneously for about five seconds
until battery check lamp 5 flashes
twice.
The SmartKey will then function as fol-
lows:
Unlocking driver's door and fuel filler
flap
Press button Πonce.
All turn signal lamps flash once. The
locking knob in the driver's door moves
up. The anti-theft alarm system is dis-
armed.
Global unlocking
Press button Πtwice.
All turn signal lamps flash once. The
locking knobs in the doors move up.
The anti-theft alarm system is dis-
armed.
Global locking
Press button ‹.
All turn signal lamps flash three times.
The locking knobs in the doors move
down. The anti-theft alarm system is
armed.
Restoring to factory setting
Press and hold buttons Œ and ‹
simultaneously for about six seconds
until battery check lamp 5 flashes
twice.