2009 Toyota Tundra Owners Manual - Page 253

2 -4 . U sing ot he r driving syst e m s Four-w he e l drive syst e m (if e quippe d) Use the front-wheel drive control switch to select the following transfer modes. *1 *2 2 When driving *1: *2: Vehicles with multi-information display Vehicles without multi-information display 2WD (high speed position, two-wheel drive) Normal driving. 4H (high speed position, four-wheel drive) Greater traction than two-wheel drive. When you experience a loss of power, such as wheel slipping. The 4HI indicator will come on. 4L (low speed position, four-wheel drive) Driving requiring maximum power and traction such as climbing or descending steep hills, off-road driving and hard pulling in sand or mud, etc. The 4LO indicator will come on. 223