Infiniti QX56 (Z62). Manual — part 654
EM-56
< REMOVAL AND INSTALLATION >
OIL PAN (LOWER) AND OIL STRAINER
b.
Apply a continuous bead of liquid gasket with the tube presser
(commercial service tool) to the oil pan (lower) as shown in the
figure.
Use Genuine RTV silicone sealant or equivalent. Refer to
GI-22, "Recommended Chemical Products and Sealants"
.
CAUTION:
Attaching must be done within 5 minutes after coating.
c.
Install oil pan (lower).
• Tighten mounting bolts in numerical order as shown in the fig-
ure.
3.
Install oil pan drain plug.
• Refer to the figure of the components of on the prior page for installation direction of drain plug washer.
Refer to
4.
Install in the reverse order of removal after this step.
NOTE:
Wait at least 30 minutes after oil pan is installed before pouring engine oil.
Inspection
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INSPECTION AFTER REMOVAL
Clean oil strainer if any object is attached.
INSPECTION AFTER INSTALLATION
1.
Check the engine oil level and adjust engine oil. Refer to
2.
Start engine, and check there is no leakage of engine oil.
3.
Stop engine and wait for 15 minutes.
4.
Check the engine oil level again. Refer to
.
a
: 7.5 - 9.5 mm (0.295 - 0.374 in)
b
:
φ
4.0 - 5.0 mm (0.157 - 0.197 in)
: Engine front
JPBIA3496ZZ
: Engine front
JPBIA3495ZZ
OIL PAN (UPPER)
EM-57
< REMOVAL AND INSTALLATION >
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OIL PAN (UPPER)
Exploded View
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1.
Oil level gauge
2.
Oil level gauge guide
3.
O-ring
4.
Oil pressure switch
5.
O-ring
6.
Oil cooler
7.
Oil filter
8.
Relief valve
9.
Drain plug washer
10. Oil pan (lower)
11.
Oil strainer
12. Gasket
13. Oil temperature sensor
14. Baffle plate
15. Rear plate cover
16. Oil pan (upper)
17. O-ring
18. O-ring
19. O-ring
A.
Comply with the installation proce-
dure when tightening. Refer to
: Oil pan side
Refer to
for symbols in the figure.
JPBIA3494GB
EM-58
< REMOVAL AND INSTALLATION >
OIL PAN (UPPER)
Removal and Installation
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REMOVAL
WARNING:
To avoid the danger of being scalded, never drain engine oil when engine is hot.
1.
Remove oil filter. Refer to
LU-9, "Removal and Installation"
.
2.
Remove oil cooler. Refer to
3.
Move A/C compressor to the position without the hindrance for work. Refer to
.
4.
Remove oil level gauge and oil level gauge guide.
5.
Remove oil pressure switch and oil temperature sensor if necessary.
6.
Remove rear plate cover.
7.
Remove protector A and protector B. Refer to
SCS-32, "FRONT TUBE ASSEMBLY : Exploded View"
8.
Remove front suspension rear cross member. Refer to
(2WD models) or
(4WD models).
9.
Remove steering gear assembly. Refer to
.
10. Remove front final drive assembly. Refer to
11. Remove oil pan (lower). Refer to
12. Remove oil strainer. Refer to
13. Remove bolts fixing oil pan (upper) to transmission assembly.
14. Remove oil pan (upper) as per the following:
a.
Loosen mounting bolts in the reverse order as shown in the fig-
ure with power tool to remove.
NOTE:
Disregard No. 9, 16 when loosening.
b.
Insert a suitable tool into the notch at oil pan (upper) (1) as
shown.
• Pry off case by moving a suitable tool.
CAUTION:
Be careful not to damage the mating surfaces.
15. Remove O-ring from bottom of cylinder block and oil pump.
16. Remove oil pressure switch and oil temperature sensor, if necessary.
INSTALLATION
1.
Install oil pan (upper) as per the following:
: Engine front
JPBIA3502ZZ
: Engine front
JPBIA2299ZZ
OIL PAN (UPPER)
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a.
Use a scraper (A) to remove old liquid gasket from mating sur-
faces.
• Also remove the old liquid gasket from mating surface of cylin-
der block.
• Remove old liquid gasket from the bolt holes and threads.
CAUTION:
Never scratch or damage the mating surfaces when clean-
ing off old liquid gasket.
b.
Install new O-rings on the bottom of cylinder block and oil pump.
c.
Apply a continuous bead of liquid gasket with tube presser (commercial service tool) to the cylinder block
mating surfaces of oil pan (upper) to a limited portion as shown in the figure.
Use Genuine RTV silicone sealant or equivalent. Refer to
GI-22, "Recommended Chemical Prod-
.
CAUTION:
Attaching must be done within 5 minutes after coating.
d.
Tighten mounting bolts in numerical order as shown in the fig-
ure.
CAUTION:
Install avoiding misalignment of O-rings.
NOTE:
Tighten mounting bolts No. 1 and 2 in two steps. The numerical
order No. 9 and 16 shown second steps.
• There are four types of mounting bolts. Refer to the following
for locating bolts.
e.
Tighten transmission joint bolts.
f.
Install rear plate cover.
2.
Install oil strainer.
JPBIA3503ZZ
a.
: 5.5 - 7.5 mm (0.217 - 0.295 in)
b.
:
φ
4.0 - 5.0 mm (0.157 - 0.197 in)
: Engine front
JPBIA3504ZZ
: Engine front
JPBIA3502ZZ
Order number for tightening
17, 18
2 (16), 3, 5, 6, 7, 8, 10,
11, 14, 15
1(9), 4
12, 13
Bolt size
M6
M8
Bolt length
45 mm (1.77 in)
25 mm (0.98 in)
30.0 mm (1.18 in)
120 mm (4.72 in)
Tightening torque
9.0 N· (0.92 kg-m, 80
in-lb)
22.0 N·m (2.2 kg-m, 16 ft-lb)
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