Toyota Tundra. Manual — part 1279
Fig. 295: Inspecting Camshaft Timing Oil Control Valve Assembly
b. Connect the battery's positive (+) lead to terminal 1 and the negative (-) lead to terminal 2, and
check the movement of the valve.
OK
VOLTAGE REFERENCE
If the result is not as specified, replace the oil control valve assembly.
If the valve cannot return properly because of foreign matter, a small pressure leak in the advanced
direction may occur and a DTC may be output.
Condition
Specified Condition
Battery positive (+) voltage is
applied
Valve moves in left arrow direction shown in the illustration
Battery positive (+) voltage is cut off
Valve moves in right arrow direction shown in the
illustration
2008 Toyota Tundra
2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra
Fig. 296: Connecting Battery Positive (+) Lead To Terminal 1 & Negative (-) Lead To
Terminal 2
INSTALLATION
1. INSTALL CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (for Bank 1)
a. Apply a light coat of engine oil to a new O-ring of the oil control valve.
Fig. 297: Locating Camshaft Timing Oil Control Valve O-Ring
b. Install the oil control valve with the bolt.
Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
c. Connect the camshaft tinning oil control valve connector.
NOTE:
Be careful that the O-ring is not cracked when installing the oil
control valve.
2008 Toyota Tundra
2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra
Fig. 298: Locating Oil Control Valve With Bolt
2. INSTALL CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (for Bank 2)
a. Apply a light coat of engine oil to a new O-ring of the oil control valve.
Fig. 299: Locating Camshaft Timing Oil Control Valve O-Ring
b. Install the oil control valve with the bolt.
Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
c. Connect the oil control valve connector.
3. INSTALL THROTTLE BODY WITH MOTOR ASSEMBLY (See INSTALLATION )
4. INSTALL AIR CLEANER ASSEMBLY WITH ELEMENT . (See INSTALLATION ).
NOTE:
Be careful that the O-ring is not cracked when installing the oil
control valve.
2008 Toyota Tundra
2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra
Fig. 300: Locating Oil Control Valve With Bolt
5. INSTALL NO. 2 AIR CLEANER HOSE . (See INSTALLATION ).
6. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
7. ADD ENGINE COOLANT . (See REPLACEMENT ).
8. INSPECT FOR ENGINE COOLANT LEAK . (See ON-VEHICLE INSPECTION ).
9. INSTALL V-BANK COVER . (See INSTALLATION ).
10. INSTALL FRONT COWL TOP OUTER PANEL SUB-ASSEMBLY . (See INTAKE SYSTEM ).
11. INSTALL FRONT WIPER MOTOR AND LINK ASSEMBLY
a. Install the front wiper motor and link assembly. (See INSTALLATION ).
12. INSTALL NO. 1 ENGINE UNDER COVER (See INSTALLATION )
THROTTLE BODY
COMPONENTS
NOTE:
Some systems need to be initialized after the cable is reconnected (see
INITIALIZATION ).
2008 Toyota Tundra
2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra
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