2009 Lexus LX 570 Owners Manual - Page 797

Entering and Exiting If the electronic key does not operate properly n Unlocking and locking the doors To unlock or lock the vehicle, use the mechanical key. The mechanical key is stored inside the electronic key. 1 Unlocks 2 Locks Before Driving When Driving n Starting the engine Depress the brake pedal. Touch the Lexus emblem side of the electronic key to the "ENGINE START STOP" switch. Press the "ENGINE START STOP" switch within 5 seconds after the buzzer sounds, keeping the brake pedal depressed. Rain and Night Driving Driving Comfort Opening and Closing What to do if ...Customizing Your Lexus 72 If the electronic key battery becomes depleted, replace it with a new battery. For instructions on replacing the battery, refer to the Owner's Manual. If you need further assistance, contact your Lexus dealer. Quick_LX570_U (OM60E01U)