Pathfinder 2WD V6-4.0L (VQ40DE) (2009)
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Measure the inner diameter "A" of camshaft bracket with bore gauge.
CAMSHAFT JOURNAL OIL CLEARANCE
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(Oil clearance) = (Camshaft bracket inner diameter) - (Camshaft journal diameter).
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If the calculated value exceeds the limit, replace either or both camshaft and cylinder head.
NOTE:
Camshaft bracket cannot be replaced as a single part, because it is machined together with cylinder head. Replace whole cylinder head assembly.
Camshaft End Play
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Install dial indicator in thrust direction on front end of camshaft.
Measure the end play of dial indicator when camshaft is moved forward/backward (in direction to axis).
Standard : 27.500 - 27.548 mm (1.0827 - 1.0846 in)