2004 Lexus LS 430 User Guide - Page 316

STARTING AND DRIVING IGNITION SWITCH WITH STEERING LOCK NOTICE Do not leave the key in the "ON" position if the engine is not running. The battery will discharge and the electronic ignition system could be damaged. "ACC" - Accessories such as the radio operate, but the engine is off. 31L348 If you leave the key in the "ACC" or "LOCK" position and open the driver's door, a buzzer will remind you to remove the key.* NOTE: * The volume or interval of beep sound can be changed. Ask your Lexus dealer for details. " 1 Type A 2 Type B Type A: Insert the key, push and turn it to each position. Type B: Insert the key and turn it to each position. "START" - Starter motor on. The key will return to the "ON" position when released. For starting tips, see page 300. "ON" - Engine on and all accessories on. This is the normal driving position. 298