2000 Lexus SC 300 Owners Manual - Page 29

KEYS AND DOORS Since a transponder chip is not built in this flat key, you cannot start the engine with this key. Use this key to release the lock in case you accidentally lock your keys inside the vehicle or trunk. Insert your flat key in its key case as shown. We recommend that you always carry this with you for emergency use. Do not leave it in your vehicle. When using a key containing a transponder chip, observe the following precautions: D When starting the engine, 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. Otherwise the engine may not start, or may stop soon after it starts. NOTICE D Do not let the key case become bent as the key may fall out or become bent also. D The flat key is designed for emergency use only. 11