2008 Lexus IS 350 Owners Manual - Page 307

4-3. Do-it-yourself maintenance n How to initialize the tire pressure warning system To initialize the system, use the satellite switch. (→P. 245) STEP 1 Park the vehicle in safe place and turn the "ENGINE START STOP" switch OFF. While the vehicle is moving, initialization is not performed. STEP 2 Adjust the tire inflation pressure to the specified cold tire inflation pressure level. (→P. 415) Make sure to adjust the tire pressure to the specified cold tire inflation pressure level. The tire pressure warning system will operate based on this pressure level. STEP 3 STEP 4 Turn the "ENGINE START STOP" switch to IGNITION ON mode. The tire inflation pressure initialization setting display Continue to press < or > until the initialization setting display appears. It may take several minutes to complete the setting. Wait for several minutes before turning the "ENGINE START STOP" switch to OFF if necessary. 4 Maintenance and care Recording tire inflation pressure settings Press and hold the "ON/OFF" button until the tire pressure warning light blinks slowly 3 times and the message "PRESSURE INITIAL" showing that the initial setting is complete is displayed on the multiinformation display. STEP 5 Wait for a few minutes with the IGNITION ON mode, and then turn the "ENGINE START STOP" switch OFF. 309