Montero XLS 4WD V6-3.5L SOHC (2001)
a.
With the key in the OFF position, push and hold the "DISP" button.
b.
While continuing to hold down the "DISP" button, turn the ignition switch to ACC position. Keep holding the "DISP" button until you hear
a beep tone which will last for about 10 seconds. You should then see the display shown.