M35 V6-3.5L (VQ35HR) (2009)
7. Remove timing chain tensioner (secondary) (1) from cylinder head.
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Remove timing chain tensioner (secondary) with its stopper pin (C) attached.
NOTE:
Stopper pin was attached when timing chain (secondary) was removed.
INSPECTION AFTER REMOVAL
Camshaft Runout
1. Put V-block on precise flat table, and support No. 2 and 4 journals of camshaft.
CAUTION:
Never support journal No. 1 (on the side of camshaft sprocket) because it has a different diameter from the other three locations.
2. Set dial indicator vertically to No. 3 journal.
3. Turn camshaft to one direction with hands, and measure the camshaft runout on a dial indicator. (Total indicator reading)
Standard : Less than 0.02 mm (0.0008 in)
Limit : 0.05 mm (0.0020 in)
4. If it exceeds the limit, replace camshaft.
Camshaft Cam Height
1. Measure the camshaft cam height with a micrometer.