Programming immobilizer-keyless control unit

WARNING: This page is about a different car, the 2011 Acura TL, 2010 Acura TL, and 2009 Acura TL. However, it is still accessible from the selected car via links, so may be relevant.

Have all registered keys and the PCM code
Connect the HDS to the data link connector
Turn the ignition switch to ON (II)
Select IMMOBI from the main menu, then select IMMOBILIZER SETUP
Select REPLACE IMMOBILIZER/KEYLESS CONTROL UNIT REPLACE
Do the registration according to the instructions on the HDS screen
Check that the engine can be started with all registered keys
When prompted by the HDS, do the keyless transmitter programming
Make sure the keyless remote operation works properly.