Throttle Body: Service and Repair

REMOVAL

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.

2. REMOVE COOL AIR INTAKE DUCT SEAL
3. DRAIN ENGINE COOLANT
4. REMOVE ENGINE ROOM SIDE COVER RH
5. REMOVE V-BANK COVER
6. REMOVE NO. 1 AIR CLEANER INLET
7. DISCONNECT NO. 2 VENTILATION HOSE




a. Disconnect the ventilation hose from the cylinder head.

8. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE
a. Disconnect the MAF meter connector.




b. Disconnect the clamp from the air cleaner cap.
c. Disconnect the purge line hose.
d. Disconnect the 4 clamps.




e. Remove the hose clamp and air cleaner cap with air cleaner hose.

9. REMOVE THROTTLE BODY
a. Disconnect the throttle motor connector.




b. Remove the 4 bolts and disconnect the throttle body from the intake air surge tank.
c. Disconnect the 2 water by-pass hoses from the throttle body.




d. Remove the throttle body and gasket.

INSTALLATION

1. INSTALL THROTTLE BODY




a. Install a new gasket to the intake air surge tank.

HINT: Align the protrusion of the gasket on the intake air surge tank.




b. Connect the 2 water by-pass hoses to the throttle body.
c. Install the throttle body with the 4 bolts.

Torque: 10 N.m (102 kgf.cm, 7 ft.lbf)




d. Connect the throttle motor connector.

2. INSTALL AIR CLEANER CAP WITH AIR CLEANER HOSE




a. Install the air cleaner cap with air cleaner hose assembly with the 4 clamps and hose clamp.

Torque: 4.0 N.m (41 kgf.cm, 35 in.lbf) for hose clamp

HINT: Fit the protrusion on the air cleaner hose into the hole of the hose clamp on the throttle valve side.

b. Connect the purge line hose to the air cleaner hose.




c. Connect the MAF meter connector and clamp to the air cleaner cap.

3. CONNECT NO. 2 VENTILATION HOSE




a. Connect the ventilation hose to the cylinder head cover with the clamp.

4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
5. ADD ENGINE COOLANT
6. INSPECT FOR COOLANT LEAK
7. INSPECT FUNCTION OF THROTTLE BODY
8. INSTALL NO. 1 AIR CLEANER INLET
9. INSTALL V-BANK COVER
10. INSTALL ENGINE ROOM SIDE COVER RH
11. INSTALL COOL AIR INTAKE DUCT SEAL
12. PERFORM INITIALIZATION
a. Perform initialization

NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.