2010 INFINITI QX56 Factory Service Manual

Page 1865 of 4210

INFINITI QX56 2010  Factory Service Manual EM-14
< ON-VEHICLE MAINTENANCE >
DRIVE BELTS
2. Install Tool on drive belt auto tensioner pulley bolt, move in thedirection of arrow (loosening direction of tensioner) as shown.
WARNING:
Avoid placing

Page 1866 of 4210

INFINITI QX56 2010  Factory Service Manual AIR CLEANER FILTEREM-15
< ON-VEHICLE MAINTENANCE >
C
DE
F
G H
I
J
K L
M A
EM
NP
O
AIR CLEANER FILTER
Exploded ViewINFOID:0000000005148978
Removal and Installation (Viscous paper type)INFOID:0000000005

Page 1867 of 4210

INFINITI QX56 2010  Factory Service Manual EM-16
< ON-VEHICLE MAINTENANCE >
SPARK PLUG
SPARK PLUG
Exploded ViewINFOID:0000000005148980
Removal and InstallationINFOID:0000000005148981
REMOVAL
1. Disconnect the harness connector from the ignitio

Page 1868 of 4210

INFINITI QX56 2010  Factory Service Manual SPARK PLUGEM-17
< ON-VEHICLE MAINTENANCE >
C
DE
F
G H
I
J
K L
M A
EM
NP
O
• Checking and adjusting plug gap is not required between change
intervals.
INSTALLATION
Installation is in the reverse orde

Page 1869 of 4210

INFINITI QX56 2010  Factory Service Manual EM-18
< ON-VEHICLE MAINTENANCE >
CAMSHAFT VALVE CLEARANCE
CAMSHAFT VALVE CLEARANCE
Valve ClearanceINFOID:0000000005148982
INSPECTION
NOTE:
Perform the following inspection after removal, installation

Page 1870 of 4210

INFINITI QX56 2010  Factory Service Manual CAMSHAFT VALVE CLEARANCEEM-19
< ON-VEHICLE MAINTENANCE >
C
DE
F
G H
I
J
K L
M A
EM
NP
O
7. Measure valve clearances at the locations marked “×
” as shown
in the table below (locations indicated w

Page 1871 of 4210

INFINITI QX56 2010  Factory Service Manual EM-20
< ON-VEHICLE MAINTENANCE >
CAMSHAFT VALVE CLEARANCE
9. Measure valve clearances at the locations marked “×” as shown
in the table below (locations indicated with white arrow).
• : Engine

Page 1872 of 4210

INFINITI QX56 2010  Factory Service Manual CAMSHAFT VALVE CLEARANCEEM-21
< ON-VEHICLE MAINTENANCE >
C
DE
F
G H
I
J
K L
M A
EM
NP
O
10. Turn the crankshaft pulley clockwise 90°
 from the position of No.
3 cylinder compression TDC (clockwise by