2006-2008 Lexus RX400h Keyless Entry Remote                         Fob Programming Instructions 

Have all transmitters for the vehicle at hand

1. With the key out of the ignition, unlock and open drivers door (all other doors must be closed)
2. Within 5 seconds,
Insert the key into the ignition (Do NOT Turn it) and Pull key out.

Insert the key into the ignition (Do NOT Turn it) and Pull key out.
1. Within 40 seconds,
Close then open the drivers door.

Close then open the drivers door.

Insert the key into the ignition (Do NOT Turn it) and Pull key out.
1. Within 40 seconds.
Close then open the drivers door.

Close then open the drivers door.

Insert the key into ignition and leave it in the ignition.

Close the drivers door. Turn the ignition to ON then back to OFF (Do NOT Start or crank engine).

Remove the key from the ignition.
1. Within 3 seconds, the power door locks should lock then unlock automatically indicating successful entry into programming mode. Return to step 1 if the door locks do not cycle at this point or try the alternate procedure listed below.
2. Within 40 second,
A. Press the lock and unlock buttons on the remote simultaneously for 1.5 seconds.

B. Immediately after letting go of the lock and unlock buttons, press and hold the lock button by itself.

Within 10 seconds, the door locks should lock and then unlock once indicating successful programming.

(If the door locks cycle twice, repeat steps A and B in step 6 as the remote was not accepted)

Repeat steps A and B in step 6 for each new remote.
1. Open drivers door.

2006-2008 Lexus RX400h Key Programming Instructions

DIY key programmer procedure is not available for this vehicle. This vehicle requires a key diagnostic equipment such as Autel IM608 Pro, Smart Pro, AutoProPad or any other transponder key programmer to be connected to the vehicle to program the remote key fob. You will need to contact a local auto locksmith. Please follow the link below to find a locksmith near you..