2006 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2006  Factory Service Manual EM-46Revision: November 2009
CAMSHAFT
2006 QX56
CAMSHAFTPFP:13001
Removal and InstallationEBS00RF8
* Refer to GI-46, "Recommended Chemical Products and Sealants" .
REMOVAL
1. Remove the RH bank and LH

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INFINITI QX56 2006  Factory Service Manual CAMSHAFTEM-47
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Revision: November 2009 2006 QX56
b. At this time, make sure both intake and exhaust cam lobes of
No. 1 cylinder (top front on LH bank) point outside.
If they

Page 1939 of 3383

INFINITI QX56 2006  Factory Service Manual EM-48Revision: November 2009
CAMSHAFT
2006 QX56
NOTE:
Stop plunger in the fully extended position using return-proof clip
1 if stopper pin is removed.
Push the plunger 2 into the tensioner body whil

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INFINITI QX56 2006  Factory Service Manual CAMSHAFTEM-49
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8. Loosen camshaft sprocket bolts as shown and remove camshaft
sprockets.
CAUTION:
To avoid interference between valves and pi

Page 1941 of 3383

INFINITI QX56 2006  Factory Service Manual EM-50Revision: November 2009
CAMSHAFT
2006 QX56
INSPECTION AFTER REMOVAL
Camshaft Runout
1. Put V block on precise flat work bench, and support No. 1 andNo. 5 journals of the camshaft.
2. Set dial ind

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INFINITI QX56 2006  Factory Service Manual CAMSHAFTEM-51
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Camshaft End Play
Install dial gauge in the thrust direction on the front end of the
camshaft. Measure the end play when the

Page 1943 of 3383

INFINITI QX56 2006  Factory Service Manual EM-52Revision: November 2009
CAMSHAFT
2006 QX56
Valve Lifter Clearance
 Valve Lifter Diameter 
Measure the diameter of the valve lifter.
Valve Lifter Hole Diameter
Measure the diameter of the valve

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INFINITI QX56 2006  Factory Service Manual CAMSHAFTEM-53
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3. Install the RH bank (B) and LH bank (D) camshaft brackets.
Install by referring to the installation location mark (E) on t