Inspection (from 07/2011)

1NZ-FE ENGINE CONTROL: CAMSHAFT OIL CONTROL VALVE (for Hatchback): INSPECTION

1. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY

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





Standard Resistance:





Text in Illustration





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

(b) Check the operation





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

NOTICE:
Confirm that the valve moves freely and does not stick in any position.

If necessary, replace the camshaft timing oil control valve assembly.

HINT
Accumulation of foreign matter can cause minor pressure leaks. Minor pressure leaks will cause the camshaft to advance or retard, and this will cause a DTC to be stored.

Text in Illustration