2008 Toyota Land Cruiser Owners Manual - Page 218

2 -4 . U sing ot he r driving syst e m s Four-w he e l drive syst e m Use the four-wheel drive control switch and center differential lock/ unlock switch to select the following transfer and center differential modes. n Four-wheel drive control switch "H4" (high speed position) Normal driving on all types of roads. 4 "L4" (low speed position) Driving requiring maximum power and traction such as climbing or descending steep hills, off-road driving, and hard pulling in sand or mud, etc. 4 ITY24C024 ITY24C026 n Center differential lock/unlock switch Lock the center differential when your vehicle's wheels get stuck in a ditch or when driving on a slippery or bumpy surface. Unlock the center differential after the wheels have been freed, or after moving to a flat, non-slippery surface. 190