Camshaft Oil Control Valve: Inspection: Inspection

WARNING: This page is about a different car, the 2011 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY

Using an ohmmeter, measure the resistance between the terminals.

Fig 1: Checking Camshaft Timing Oil Control Valve Movement
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Connect the batteries positive (+) lead to terminal 1 and negative (-) lead to terminal 2. Check the movement of the valve.

OK:

Condition	Result
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 operation is not as specified, replace the valve.