Camshaft Timing Oil Control Valve Assembly: Inspection

WARNING: This page is about a different car, the 2006 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.

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

OK:

Fig 1: Measuring Resistance Between Terminals

CONDITION RESULT

Condition	Result
Battery positive voltage is applied	Valve moves in left arrow direction shown in Fig 1
Battery positive voltage is cut off	Valve moves in right arrow direction shown in Fig 1

If operation is not as specified, replace the valve.