Where is idle screw for 1998 Toyota 4runner?

There is no standard idle speed adjustment procedure or idle air screw located on the throttle body for a 1998 Toyota 4Runner. Instead, the idle speed is controlled electronically based on inputs from various sensors, including the throttle position sensor, air intake temperature sensor, coolant temperature sensor, and mass air flow sensor. If the idle speed is not within the desired range, it can be adjusted using a scan tool or by accessing the vehicle's computer.