Camshaft Oil Control Valve: Inspection: Inspection

INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY

Measure the resistance according to the value(s) in the table below.

Fig 1: Identifying Front Side Marker Light Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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 oil control valve.

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

Fig 2: Checking Movement Of Valve

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Condition	Specified Condition
Battery positive (+) voltage is applied	Valve moves in left arrow direction shown in illustration
Battery positive (+) voltage is cut off	Valve moves in right arrow direction shown in illustration

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

NOTE:

Do not allow foreign matter to contact the oil seal face of the oil control valve (the surface that contacts the cylinder head cover sub-assembly).

HINT:

If the valve cannot return properly because of foreign matter, a small pressure leak in the advance direction may occur and a DTC may be stored.