I second this… warm up car and go move al that stuff until it works and move it some more. Take a few tries sometimesIt’s not a LX specific thing. It’s a use it or lose it feature. You should be exercising the CDL and 4Lo actuators at least once a month. If they engage sometime but not always now, you should try engaging them multiple times (like10-15 times.. or until they work consistently, and then in future make sure you are activating monthly). There is also an excellent thread on R&R of the actuator.
Transfer Case Tuneup and Fix
Transfer case actuator issues are not uncommon on the 200-series. Not much documented solutions other than exercising the mechanisms regularly. Here's my attempt to provide more information on where and what the actuator is, how to service the transfer case actuator motor, and potentially...forum.ih8mud.com