2008 INFINITI QX56 Factory Service Manual

Page 1825 of 4083

INFINITI QX56 2008  Factory Service Manual EM-22
< ON-VEHICLE MAINTENANCE >
CAMSHAFT VALVE CLEARANCE
6. Install the camshaft.
7. Manually turn the crankshaft pulley a few turns.
8. Make sure the valve clearances for a cold engine are within sp

Page 1826 of 4083

INFINITI QX56 2008  Factory Service Manual COMPRESSION PRESSUREEM-23
< ON-VEHICLE MAINTENANCE >
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COMPRESSION PRESSURE
Checking Compression PressureINFOID:0000000001538811
1. Warm up the engine thoroughly. Then sto

Page 1827 of 4083

INFINITI QX56 2008  Factory Service Manual EM-24
< ON-VEHICLE REPAIR >
ENGINE ROOM COVER
ON-VEHICLE REPAIR
ENGINE ROOM COVER
Removal and InstallationINFOID:0000000001538812
REMOVAL
• Remove the engine room cover bolts and engine room cover.C

Page 1828 of 4083

INFINITI QX56 2008  Factory Service Manual AIR CLEANER AND AIR DUCTEM-25
< ON-VEHICLE REPAIR >
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AIR CLEANER AND AIR DUCT
Removal and InstallationINFOID:0000000001538813
REMOVAL
1. Remove the engine room cover usin

Page 1829 of 4083

INFINITI QX56 2008  Factory Service Manual EM-26
< ON-VEHICLE REPAIR >
INTAKE MANIFOLD
INTAKE MANIFOLD
Removal and InstallationINFOID:0000000001538814
REMOVAL
1. Partially drain the engine coolant. Refer to CO-11, "Changing Engine Coolant".
WA

Page 1830 of 4083

INFINITI QX56 2008  Factory Service Manual INTAKE MANIFOLDEM-27
< ON-VEHICLE REPAIR >
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• Perform the following steps to disconnect the quick connector
using Tool. 
a. Remove quick connector cap (engine side only

Page 1831 of 4083

INFINITI QX56 2008  Factory Service Manual EM-28
< ON-VEHICLE REPAIR >
INTAKE MANIFOLD
• Tighten the intake manifold bolts in numerical order as shown.
• Install the EVAP canister purge control solenoid valve connector with it facing front

Page 1832 of 4083

INFINITI QX56 2008  Factory Service Manual INTAKE MANIFOLDEM-29
< ON-VEHICLE REPAIR >
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5. Install the quick connector cap on the quick connector joint (on
engine side only).
6. Install the fuel hose and tube to ho