G37x Sedan AWD V6-3.7L (VQ37VHR) (2010)
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Measure the outer diameter of camshaft (EXH) journal with a micrometer (A).
Standard : Refer to EM-149, "Camshaft". See: Specifications
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Tighten VVEL ladder assembly bolts to the specified torque. Refer to "INSTALLATION" for the tightening procedure.
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Measure inner diameter (A) of VVEL ladder assembly (Exhaust side) with a bore gauge.
Standard : Refer to EM-149, "Camshaft". See: Specifications
CAMSHAFT (EXH) JOURNAL OIL CLEARANCE
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(Oil clearance) = [VVEL ladder assembly (Exhaust side) inner diameter] - [Camshaft (EXH) journal diameter].
Standard : Refer to EM-149, "Camshaft". See: Specifications
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If the calculated value exceeds the limit, replace either or both camshaft (EXH) and VVEL ladder assembly and cylinder head assembly.
NOTE:
VVEL ladder assembly cannot be replaced as a single part, because it is machined together with cylinder head assembly.
Camshaft (EXH) End Play
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Install a dial indicator in thrust direction on front end of camshaft.
Measure the end play of a dial indicator when camshaft (EXH) is moved forward/backward (in direction of axis).
Standard : Refer to EM-149, "Camshaft". See: Specifications