2004 Lexus LS 430 User Guide - Page 38

11L229a KEYS AND DOORS SMART KEY SYSTEM (Master keys only) " 1 Locking and unlocking 2 Unlocking the trunk lid 3 Smart indicator 4 Starting the engine By carrying a smart key, which is different from a conventional key that is inserted in the keyholes or ignition switch, you can lock and unlock the doors, unlock the trunk and start the engine. For locking the doors, see "Locking the doors with the smart key system" on page 25. For unlocking the doors, see "Unlocking the door(s) with smart key system" on page 28. For unlocking the trunk lid, see "Unlocking the trunk lid with smart key system" on page 31. For starting the engine, see "Smart ignition system with steering lock" on page 295. If the smart key battery is discharged, the smart key system cannot be used. Use the mechanical key integrated into the smart key by inserting it in the door keyhole to lock or unlock doors and into the trunk lid keyhole to unlock the trunk lid. To start the engine, insert the smart key. In order to activate the smart key system, the battery should be replaced. For details, see "Replacing the battery (Type A)" on page 42. You can deactivate the smart key system by using the cancel switch. In this case, all the functions in the smart key system will be deactivated. For details, see "Deactivating the smart key system" on page 34. 20