On an auto Rodeo which has the 3 buttons for engagement - 2wd -4x4H -4x4L you need to push all 3 buttons in with the ignition OFF and while holding the buttons in turn the ign ON but do not start the vehicle ,continue to hold while putting g/box from park to neutral , turn ign OFF , transfer case remains in neutral until ign is turned on and drive be it 2wd or 4x4 H/L selected .