Last Modified: 11-29-2007 1.6 G Service Category: Engine/Hybrid System Section: Engine Control Model Year: 2008 Model: Sequoia Doc ID: RM000002GVU006X Title: 2UZ-FE ENGINE CONTROL: CAMSHAFT OIL CONTROL VALVE: INSPECTION (2008 Sequoia) INSPECTION 1. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition 1 - 2 20°C (68°F) 6.9 to 7.9 Ω If the result is not as specified, replace the camshaft timing oil control valve assembly.

(b) Connect the battery positive (+) lead to terminal 1 and the negative (-) lead to terminal 2, and check the movement of the valve. OK: 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

If the result is not as specified, replace the camshaft timing oil control valve. 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.