2010 INFINITI QX56 Factory Service Manual

Page 1905 of 4210

INFINITI QX56 2010  Factory Service Manual EM-54
< ON-VEHICLE REPAIR >
CAMSHAFT
5. Obtain compression TDC of No. 1 cylinder as follows:
a. Turn the crankshaft pulley clockwise to align the TDC identifica-tion notch (without paint mark) with th

Page 1906 of 4210

INFINITI QX56 2010  Factory Service Manual CAMSHAFTEM-55
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a. Squeeze return-proof clip ends using suitable tool and push the
plunger into the tensioner body.
b. Secure plunger using stopper p

Page 1907 of 4210

INFINITI QX56 2010  Factory Service Manual EM-56
< ON-VEHICLE REPAIR >
CAMSHAFT
c. Remove the bolts and the chain tensioner (RH) (A).NOTE:
If it is difficult to push plunger on chain tensioner (RH) (A),
remove the plunger under extended condit

Page 1908 of 4210

INFINITI QX56 2010  Factory Service Manual CAMSHAFTEM-57
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17. Remove the camshaft.
INSPECTION AFTER REMOVAL
Camshaft Runout
1. Put V block on precise flat work bench, and support No. 1 and
No

Page 1909 of 4210

INFINITI QX56 2010  Factory Service Manual EM-58
< ON-VEHICLE REPAIR >
CAMSHAFT
Camshaft End Play
• Install dial gauge in the thrust direction on the front end of the cam-shaft. Measure the end play when the camshaft is moved forward/
backwa

Page 1910 of 4210

INFINITI QX56 2010  Factory Service Manual CAMSHAFTEM-59
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• Measure the diameter of the valve lifter.
Valve Lifter Hole Diameter• Measure the diameter of the valve lifter hole of the cyli

Page 1911 of 4210

INFINITI QX56 2010  Factory Service Manual EM-60
< ON-VEHICLE REPAIR >
CAMSHAFT
3. Install the RH bank (B) and LH bank (D) camshaft brackets (A).• Install by referring to the installation location mark (E) on theupper surface.
• Install so

Page 1912 of 4210

INFINITI QX56 2010  Factory Service Manual CAMSHAFTEM-61
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- Position No. 1 camshaft bracket close to the mounting posi-
tion, and then install it to prevent from touching liquid gasket
applie