1998 Toyota 4Runner Owners Manual - Page 155

4RUNNER (1998) Rear differential lock system To shift from "H4" to "H2", push the "4WD" button again to turn it off. This can be done at speed. any vehicle If the indicator light does not go off when you shift the transfer into "H2", drive straight ahead while accelerating or decelerating, or drive in reverse. SHIFTING BETWEEN "H2" OR "H4" AND "L4" To shift from "H2" or "H4" to "L4", stop the vehicle and put the transmission in "N". With your foot holding down the brake pedal, move the front drive control lever. To shift from "L4" to "H2" or "H4", stop the vehicle and put the transmission in "N". With your foot holding down the brake pedal, move the front drive control lever. When the "4WD" button is pushed in, the transfer shifts into "H4"; when the button is left out, the transfer shifts into "H2". If the indicator light does not go off when you shift the transfer into "H2", drive straight ahead while accelerating or decelerating, or drive in reverse.