Throttle Body: Service and Repair

Throttle Body Assy (2AZ-FE):

Removal & Installation and Disassembly & Reassembly
1. DRAIN COOLANT
2. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE

3. REMOVE THROTTLE BODY ASSY
a. Disconnect the throttle body assy connector.
b. Disconnect the vacuum hose from the throttle body.
c. Disconnect 2 water by-pass hoses.




d. Remove 4 bolts and throttle body assy from intake manifold.
e. Remove the throttle body gasket.




4. INSTALL THROTTLE BODY ASSY
a. Install a new gasket on the intake manifold, as shown in the illustration.




b. install the throttle body assy with 4 bolts.

Torque: 30 N.m (305 kgf.cm, 22 ft.lbf)

c. Connect 2 water by-pass hoses to the throttle body assy.
d. Connect the throttle body assy connector.
e. Connect the vacuum hose to the throttle body assy.

5. ADD COOLANT
6. INSPECT CHECK FOR ENGINE COOLANT LEAKS

Inspect for proper operation of throttle body Testing and Inspection