Patrick Boyle

Have a look at this website: www.carkeyhelp.co.uk it lists all the manual key and remote programming instructions for Lexus and Toyota.

You could try to reprogram the remote. The procedure is as follows: 1). With driver's door open put programmed key into ignition, do not turn, then remove it. 2). Within 40 seconds: Press LOCK and then UNLOCK on driver's door switch 5 times at 1 second intervals. Close and open driver's door. 3). Within 40 seconds: Press LOCK and then UNLOCK on driver's door switch 5 times at 1 second intervals. Insert key into ignition and switch ON and OFF: once to keep original remotes, twice to erase original remotes. Remove key from ignition. System will now lock and unlock: once if originals kept, twice if originals erased. 4). Within 40 seconds: Press LOCK and UNLOCK buttons on remote simultaneously for 1.5 seconds. Within 3 seconds press any button on remote for 1 second. Locks should then lock and unlock once. If locks lock and unlock twice restart procedure. 5). Within 40 seconds: Repeat step 4 for additional remotes up to a maximum of 4. To exit programming insert key into ignition or close driver's door. Pat