Celica L4-1.8L (2ZZ-GE) (2005)
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a. Coat the flow control valve with power steering fluid and check that it falls smoothly into the valve hole of the front housing by its own weight.
b. Check the flow control valve for leakage. Close one of the holes and apply compressed air of 392 - 490 kPa (4 - 5 kgf/cm2, 57 - 71 psi) into
the opposite side hole, and confirm that air does not come out from the end hole.
If necessary, replace the flow control valve with the one having the same letter as inscribed on the front housing.
Inscribed mark: A, B, C, D, E or F
4. INSPECT SPRING
Using vernier calipers, measure the free length of the spring.
Minimum free length: 35.8 mm (1.409 inch)
If it is not within the specification, replace the spring.
REPLACEMENT
NOTICE: When using a vise, do not overtighten it.
IF NECESSARY, REPLACE OIL SEAL