2008 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2008  Factory Service Manual EM-6
< PREPARATION >
PREPARATION
PREPARATION
PREPARATION
Special Service ToolINFOID:0000000001538801
The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated he

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INFINITI QX56 2008  Factory Service Manual PREPARATIONEM-7
< PREPARATION >
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KV10115600
(J-38958)
Valve oil seal drift
Installing valve oil seal
Use side A.
a: 20 (0.79) dia.             d: 8 (0.31) dia.
b: 13 (0.5

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INFINITI QX56 2008  Factory Service Manual EM-8
< PREPARATION >
PREPARATION
Commercial Service Tool
INFOID:0000000001538802
(Kent-Moore No.)
Tool name Description
Power tool Loosening bolts and nuts
Spark plug wrench Removing and installing sp

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INFINITI QX56 2008  Factory Service Manual PREPARATIONEM-9
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Valve guide drift
Removing and installing valve guide
Intake & Exhaust:
a: 9.5 mm (0.374 in) dia.
b: 5.5 mm (0.217 in) dia.
Valve guide r

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INFINITI QX56 2008  Factory Service Manual EM-10
< FUNCTION DIAGNOSIS >
NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTING
FUNCTION DIAGNOSIS
NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTING
NVH Troubleshooting - Engine NoiseINFOID:000

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INFINITI QX56 2008  Factory Service Manual NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTINGEM-11
< FUNCTION DIAGNOSIS >
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Use the Chart Below to Help You 
Find the Cause of the SymptomINFOID:0000000001538804
1

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INFINITI QX56 2008  Factory Service Manual EM-12
< FUNCTION DIAGNOSIS >
NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTING
A: Closely related B: Related C: Sometimes related —: Not relatedFront of en-
gine
Squeak-
ing or 
fizzing
AB—B

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INFINITI QX56 2008  Factory Service Manual DRIVE BELTSEM-13
< ON-VEHICLE MAINTENANCE >
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ON-VEHICLE MAINTENANCE
DRIVE BELTS
Checking Drive BeltsINFOID:0000000001538805
WARNING:
Be sure to perform when the engine is