Pathfinder 4WD V6-4.0L (VQ40DE) (2006)
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When lower cylinder block is removed after being tightened to the specified torque with main bearings installed, the tip end of bearing must
protrude.
Standard: There must be crush height.
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If the standard is not met, replace main bearings.
Main Bearing Cap
Install lower cylinder block as follows:
NOTE: Lower cylinder block cannot be replaced as a single part, because it is machined together with cylinder block.
Apply a continuous bead of liquid gasket using Tool to lower cylinder block as shown.
Tool number: WS39930000 ( - )
Use Genuine RTV Silicone Sealant or equivalent.
CAUTION: After liquid gasket is applied, rear oil seal installation must be finished within 5 minutes. Therefore, the following procedure must be
performed quickly.
Tighten lower cylinder block as follows:
Apply new engine oil to threads and seat surfaces of the bolts.
Tighten M8 bolts in numerical order as shown from No. 17 to 24.
Bolts 17 - 24 ...................................................................................................................................................................... 22.1 Nm (2.3 kg-m, 16 ft. lbs.)
CAUTION: Wipe off completely any protruding liquid gasket on rear oil seal installation surface.
NOTE: There are more processes to complete the tightening bolts. However stop procedure here to install rear oil seal.
Restart tightening of lower cylinder block bolts as follows: