G37x Coupe AWD V6-3.7L (VQ37VHR) (2009)
35. Remove timing chain (primary) and crankshaft sprocket.
CAUTION:
After removing timing chain (primary), never turn crankshaft and camshaft separately, or valves strike the piston heads.
36. Remove timing chain (secondary) and camshaft sprockets as follows:
a. Attach suitable stopper pin (C) to the timing chain tensioners
(secondary) (1), (2).
NOTE:
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Use approximately 0.5 mm (0.02 in) dia. hard metal pin as a stopper pin.
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For removal of timing chain tensioners (secondary), refer to Exploded View See: Camshaft, Lifters and Push Rods/Camshaft/Service and
Repair/Exploded View (Removing VVEL ladder assembly is required.)
b. Remove camshaft sprocket (EXH) mounting bolt.
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Secure the hexagonal portion of camshaft (EXH) using a wrench to loosen mounting bolt.
CAUTION:
Never loosen the mounting bolt by securing anything other than the camshaft (EXH) hexagonal portion or with tensioning the timing chain.
c. Remove camshaft sprocket (INT) mounting bolt.