2006 Lexus RX 400h Owners Manual - Page 64

KEYS AND DOORS 4. Start the hybrid system within 60 seconds after the security indicator light goes out. You cannot start the system if 60 seconds have past after the security indicator went off. You need to remove the key plate from the ignition switch and try it again from the step 2. NOTICE D Do not let the key case become bent as the key plate may fall out or become bent also. D The flat key is designed for emergency use only. So do not use it regularly instead of other master keys. When using a key containing a transponder chip, observe the following precautions: D When starting the hybrid system, do not use the key with a key ring resting on the key grip and do not press the key ring against the key grip. Doing so may prevent the system from starting, or may cause the system to stop soon after it starts. 28