Tacoma Regular Cab 4WD V6-3.4L (5VZ-FE) (1997)
(a) Disconnect these vacuum hoses from the throttle body:
(1) Vacuum hose of throttle opener
(2) w/EGR:
Vacuum hose (from port R of EGR vacuum modulator)
(3) w/EGR:
Vacuum hose (from port E of EGR vacuum modulator)
(b) Disconnect these hoses from the IAC valve:
(1) Water bypass hose (w/ EGR: from EGR valve.
w/o EGR: from water bypass pipe)
(2) Water hose (from intake manifold)
(3) Air assist hose
(c) Remove the 2 bolts, 2 nuts. throttle body and gasket.
Torque: 18 N.m (180 kgf.cm, 13 ft.lbf)
INSTALLATION HINT: Place a new gasket on the air intake chamber facing the protusion upward.
THROTTLE BODY INSTALLATION
Installation is in the reverse order of removal.