Variable Valve Timing Actuator: 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 V-BANK COVER
a. Remove the 2 nuts and V-bank cover.

3. REMOVE INTAKE AIR CONNECTOR PIPE
a. Disconnect the air hose and ventilation hose.
b. Loosen the 2 hose clamps.
c. Remove the bolt and intake air connector.

4. REMOVE CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (for Bank 1)




a. Disconnect the oil control valve connector.
b. Remove the bolt and oil control valve.
c. Remove the O-ring from the oil control valve.

5. REMOVE CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (for Bank 2)




a. Remove the 2 bolts and wire harness.




b. Disconnect the oil control valve connector.
c. Remove the bolt and oil control valve.
d. Remove the O-ring from the oil control valve.

INSTALLATION

1. INSTALL CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (for Bank 1)




a. Install a new O-ring to the oil control valve.
b. Install the oil control valve with the bolt.

Torque: 7.5 N.m(76 kgf.cm, 66 in.lbf)

c. Connect the oil control valve connector.

2. INSTALL CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (for Bank 2)




a. Install a new O-ring to the oil control valve.
b. Install the oil control valve with the bolt.

Torque: 8.5 N.m(87 kgf.cm, 75 in.lbf)




c. Install the wire harness with the 2 bolts.

Torque: 7.5 N.m(76 kgf.cm, 66 in.lbf)

d. Connect the oil control valve connector.

3. INSTALL INTAKE AIR CONNECTOR PIPE
a. Connect the air hose and ventilation hose.
b. Install the bolt and intake air connector pipe with the bolt.

Torque: 5.0 N.m(51 kgf.cm, 44 in.lbf)

c. Tighten the 2 hose clamps.

4. INSTALL V-BANK COVER
a. Install the cover with the 2 nuts.

Torque: 5.0 N.m(51 kgf.cm, 44 in.lbf)

5. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

6. PERFORM INITIALIZATION
a. Perform initialization.

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