The Owner's Manual still has the same outdated instructions, but the User Guide has been updated - it no longer includes the instructions about leaving the keys in the ignition or disconnecting the battery - see page 80 & 81.
2003 Country Coach Intrigue, Cummins ISL 400
Toad: 2006 Jeep Wrangler Unlimited (LJ) toad, with just a few mods...
Other rig: 2005 Chevy Silverado 3500 Duramax Dually / Next Level 38CK Fifth-wheel Toy Hauler w/ quads, sand rail, etc...