Throttle Body: Service and Repair
REPLACEMENT1. DRAIN ENGINE COOLANT
2. REMOVE V-BANK COVER
a. Remove the 2 nuts and V-bank cover.
3. REMOVE AIR CLEANER INLET NO.1
4. REMOVE INTAKE AIR CONNECTOR PIPE
a. Disconnect the air hose and ventilation hose.
b. Remove the bolt.
c. Loosen the 2 hose clamps and remove the intake air connector pipe.
5. REMOVE THROTTLE BODY ASSEMBLY
a. Disconnect the water by-pass hose and water by-pass hose No. 7.
b. Disconnect the connector.
c. Remove the 2 bolts, 2 nuts, throttle body and gasket.
6. INSTALL THROTTLE BODY ASSEMBLY
a. Install a new gasket and the throttle body with the 2 bolts and 2 nuts.
Torque: 18 N.m (185 kgf.cm, 13 ft.lbf)
b. Connect the water by-pass hose and water by-pass hose No. 7.
c. Connect the connector.
7. INSTALL INTAKE AIR CONNECTOR PIPE
a. Install the intake air connector pipe with the bolt and 2 hose clamps.
Torque:
4.0 N.m (41 kgf.cm, 35 in.lbf) for hose clamp
5.0 N.m (51 kgf.cm, 44 in.lbf) for bolt
b. Connect the air hose and ventilation hose.
8. INSTALL AIR CLEANER INLET NO.1
9. INSTALL V-BANK COVER
Torque: 5.0 N.m (51 kgf.cm, 44 in.lbf)
10. REFILL ENGINE COOLANT
11. CHECK FOR ENGINE COOLANT LEAKS
12. INSPECT THROTTLE BODY FUNCTION