2010 Lexus GS 450h Owners Manual - Page 420

3-7. Other interior features STEP 2 Press and hold one of the HomeLink® buttons and the transmitter button. When the HomeLink® indicator light changes from a slow to a rapid flash after 20 seconds, release both buttons. Test the HomeLink® operation by pressing the newly programmed button. If a HomeLink® button has been programmed for a garage door, check to see if the garage door opens and closes. If the garage door does not operate, see if your remote control transmitter is of the rolling code type. Press and hold the programmed HomeLink® button. The remote control transmitter is of the rolling code type if the HomeLink® indicator light flashes rapidly for 2 seconds and then remains lit. If your transmitter is of the rolling code type, proceed to the heading "Programming a rolling code system". STEP 3 STEP 4 Repeat the steps above to program another device for each of the remaining HomeLink® buttons. 424 GS_HV_U (OM30C81U) June 30, 2011 9:20 am