2005 Mercedes S-Class Owner's Manual - Page 102

Controls in detail Locking and unlocking Selective setting If you frequently travel alone, you may wish to reprogram the SmartKey with KEYLESS-GO so when you, grasp the driver's outside door handle only the driver's door and the fuel filler flap unlocks. Press and hold buttons Œ and ‹ simultaneously for about six seconds until battery check lamp 5 flashes twice. The SmartKey with KEYLESS-GO will then function as follows: Unlocking driver's door and fuel filler flap Grasp the driver's outside door handle. All turn signal lamps flash once. The locking knob in the driver's door moves up. The anti-theft alarm system is disarmed. Global unlocking Grasp any outside door handle other than the driver's outside door handle. All turn signal lamps flash once. The locking knobs in the doors move up. The anti-theft alarm system is disarmed. Global locking Press lock button at outside door handle ( page 58). 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. ! If you can not lock or unlock the vehicle with the SmartKey with KEYLESS-GO, then either the battery in the SmartKey with KEYLESS-GO is discharged, the SmartKey with KEYLESS-GO is malfunctioning or the vehicle battery is drained. Check the battery in the SmartKey with KEYLESS-GO and replace it if necessary ( page 387). Use the mechanical key to unlock the driver's door ( page 383) and trunk ( page 384). Use the mechanical key to lock the driver's door ( page 383). i You can also lock the vehicle using the lock button at trunk lid ( page 101) or, vehicles with trunk lid opening/closing system*, KEYLESS-GO locking/closing switch ( page 110). 100