2010 Lexus RX 450h User Guide 2 - Page 48

1-3. Opening, closing and locking the doors n Effective range (areas within which the electronic key is detected) When locking or unlocking the doors The system can be operated when the electronic key is within about 2.3 ft. (0.7 m) of an outside door handle. (Only the doors detecting the key can be operated.) 1 Before driving When starting the hybrid system or changing "POWER" switch modes The system can be operated when the electronic key is inside the vehicle. n Operation signals A buzzer sounds and the emergency flashers flash to indicate that the doors have been locked/unlocked. (Locked: Once; Unlocked: Twice) n When the door cannot be locked by the lock sensor on the upper part of the door handle Touch both lock sensors on the upper and lower part of the door handle simultaneously. 49