Corolla 1.6L, Tacoma 2.4L 4-Cyl. & Tercel

Fully depress accelerator pedal and ensure throttle valve is fully open. If throttle valve is fully open, go to next step. If throttle valve is not fully open, adjust throttle linkage or cable so throttle valve is fully open and then go to next step.
Ensure accelerator pedal is fully depressed. Loosen adjusting nuts on throttle valve cable. Adjust outer cable so distance between end of rubber boot and stopper on throttle valve cable is 0-.04" (0-1.0 mm). See Fig 1. Tighten adjusting nuts. Recheck distance once adjusting nuts are tightened.

Fig 1: Measuring Distance On Throttle Valve Cable (Corolla 1.6L, Tacoma 2.4L 4-Cyl. & Tercel)