2002 Lexus SC 430 Owners Manual - Page 237

KEYS AND DOORS Selector switch CAUTION When the tires whose ID code is registered at "MAIN" are used, the system does not work properly with the selector switch set at "2nd". If the tires whose ID code is registered at "2nd" are stored nearby, the system will detect their tire pressure (and vice versa). 31sa21a Liquid sealants for flat tires NOTICE " 1 Main position 2 2nd position The selector switch is located on the right side in the glove box. The ID code is given in the sender built in the air pressure sensor. To activate the air pressure warning system, it is necessary to register the ID code of the sender on the selector switch in the vehicle. 2 sets of ID codes can be registered. The code of the tires originally installed on the vehicle is registered on the switch at "MAIN". Have a new tires set with new air pressure sensors registered at "2nd" by Lexus dealer. ID codes should be registered by Lexus dealer. Once registered, change the setting position each time you purchase tires and wheels. Re-registration is not required. When purchasing new tires, consult your Lexus dealer. 224 Do not use liquid sealants for flat tires as the air pressure sensors will be damaged. SC430 through 12/2001 Production