Inspection

2UZ-FE ENGINE CONTROL SYSTEM: CAMSHAFT OIL CONTROL VALVE:

INSPECTION

1. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY





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





If the result is not as specified, replace the 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:





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.