Nissan Pathfinder (2009 year). Instruction — part 372
EXHAUST MANIFOLD AND THREE WAY CATALYST
EM-33
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• If stud bolts were removed, install them and tighten to the specified torque.
• Install exhaust manifold and tighten nuts in numerical order as
shown.
CAUTION:
Use new exhaust manifold nuts for installation.
NOTE:
Tighten nuts No. 1 and 2 in two steps. The numerical order No. 7
and 8 show second step.
-
: Front
Heated Oxygen Sensor
CAUTION:
• Do not over tighten air fuel ratio sensor 1 and heated oxygen sensor 2. Doing so may cause damage
to air fuel ratio sensor 1 and heated oxygen sensor 2, resulting in the “MIL” coming on.
• Before installing a new air fuel ratio sensor 1 and heated oxygen sensor 2, clean exhaust system
threads using oxygen sensor thread cleaner and apply anti-seize lubricant.
REMOVAL (RH)
1.
Remove engine assembly. Refer to
EM-103, "Removal and Installation"
2.
Loosen nuts with power tool in reverse order as shown.
•
: Front
NOTE:
Disregard the numerical order No. 7 and 8 in removal.
3.
Remove gaskets.
CAUTION:
Cover engine openings to avoid entry of foreign materials.
INSPECTION AFTER REMOVAL
Surface Distortion
• Check the surface distortion of the exhaust manifold mating sur-
face with straightedge and feeler gauge.
• If it exceeds the limit, replace exhaust manifold.
INSTALLATION (RH)
Installation is in the reverse order of removal.
Exhaust manifold stud torque
: 14.7 N·m (1.5 kg-m, 11 ft-lb)
AWBIA0725ZZ
Tool number
: — (J-43897-12)
: — (J-43897 18)
AWBIA0727ZZ
Limit
: 0.3 mm (0.012 in)
PBIC1096E
2009 Pathfinder
EM-34
< ON-VEHICLE REPAIR >
[VQ40DE]
EXHAUST MANIFOLD AND THREE WAY CATALYST
Exhaust Manifold Gasket
Install the exhaust manifold gasket in direction as shown.
•
: Front
• A: Identification hole
Exhaust Manifold
• If stud bolts were removed, install them and tighten to the specified torque.
• Install exhaust manifold and tighten nuts in numerical order as
shown.
CAUTION:
Use new exhaust manifold nuts for installation.
NOTE:
Tighten nuts No. 1 and 2 in two steps. The numerical order No. 7
and 8 show second step.
-
: Front
Heated Oxygen Sensor
CAUTION:
• Do not over tighten air fuel ratio sensor 1 and heated oxygen sensor 2. Doing so may cause damage
to air fuel ratio sensor 1 and heated oxygen sensor 2, resulting in the “MIL” coming on.
• Before installing a new air fuel ratio sensor 1 and heated oxygen sensor 2, clean exhaust system
threads using oxygen sensor thread cleaner and apply anti-seize lubricant.
AWBIA0728ZZ
Exhaust manifold stud torque
: 14.7 N·m (1.5 kg-m, 11 ft-lb)
AWBIA0727ZZ
Tool number
:
—
(J-43897-12)
: —
(J-43897-18)
2009 Pathfinder
OIL PAN AND OIL STRAINER
EM-35
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OIL PAN AND OIL STRAINER
Exploded View
INFOID:0000000003939493
Removal and Installation
INFOID:0000000003939494
REMOVAL (Lower)
WARNING:
To avoid the danger of being scalded, do not drain engine oil when engine is hot.
1.
Drain engine oil. Refer to
2.
Remove the oil pan (lower) using the following steps.
1.
Oil pan (upper)
2.
Oil pressure switch
3.
O-ring
4.
Relief valve
5.
O-ring
6.
Oil cooler
7.
Connector bolt
8.
Oil filter
9.
Drain plug
10. Drain plug washer
11.
Oil pan (lower)
12. Rear cover plate
13. Oil strainer
14
O-ring
15. Oil level gauge guide
16. Oil level gauge
PBIC2883E
2009 Pathfinder
EM-36
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[VQ40DE]
OIL PAN AND OIL STRAINER
a.
Remove the oil pan (lower) bolts using power tool in reverse
order as shown.
b.
Insert Tool between the oil pan (lower) and the oil pan (upper).
CAUTION:
• Be careful not to damage the mating surfaces.
• Do not insert screwdriver, this will damage the mating
surfaces.
NOTE:
Tap (1) Tool to insert it and then slide (2) it by tapping on the side
of the Tool as shown.
INSPECTION AFTER REMOVAL
Clean oil strainer if any object attached.
INSTALLATION (Lower)
1.
Install oil pan (lower) as follows:
a.
Use scraper to remove old liquid gasket from mating surfaces.
• Also remove old liquid gasket from mating surface of oil pan
(upper).
• Remove old liquid gasket from the bolt holes and thread.
CAUTION:
Do not scratch or damage the mating surfaces when clean-
ing off old liquid gasket.
b.
Apply a continuous bead of liquid gasket using Tool to the oil
pan (lower) as shown.
Use Genuine RTV Silicone Sealant or equivalent. Refer to
GI-26, "Recommended Chemical Products and Sealants"
.
CAUTION:
Attaching should be done within 5 minutes after coating.
c.
Install oil pan (lower).
PBIC2890E
Tool number
: KV10111100 (J-37228)
WBIA0566E
PBIC2888E
Tool number
: WS39930000 (
—
)
PBIC2889E
2009 Pathfinder
OIL PAN AND OIL STRAINER
EM-37
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• Tighten oil pan (lower) bolts in numerical order as shown.
2.
Install oil pan drain plug. Refer to
EM-35, "Removal and Installation"
.
3.
After 30 minutes fill with engine oil and inspect for leaks. Refer to
.
CAUTION:
Do not fill the engine with oil for at least 30 minutes after oil pan is installed.
INSPECTION AFTER INSTALLATION
1.
Check engine oil level and adjust as needed. Refer to
2.
Start engine, and check for leaks of engine oil.
3.
Stop engine and wait for 10 minutes.
4.
Check engine oil level again. Refer to
REMOVAL (Upper)
WARNING:
To avoid the danger of being scalded, do not drain engine oil when engine is hot.
CAUTION:
• Perform this procedure when engine is cold.
• Do not spill engine oil on drive belts.
• Do not spill engine coolant on drive belts.
1.
Remove engine room cover with power tool. Refer to
EM-24, "Removal and Installation"
2.
Remove air duct and resonator assembly. Refer to
EM-25, "Removal and Installation"
3.
Drain engine oil. Refer to
4.
Drain engine coolant. Refer to
CO-12, "Changing Engine Coolant"
5.
Remove front final drive (4WD models). Refer to
DLN-343, "Removal and Installation"
6.
Disconnect steering gear lower joint shaft bolt and steering gear nuts and bolts, position out of the way.
Refer to
ST-19, "Removal and Installation"
7.
Remove starter motor. Refer to
STR-22, "Removal and Installation"
.
8.
Disconnect A/T fluid cooler tube brackets and position out of the way. Refer to
(2WD models),
(4WD models).
9.
Remove oil filter, as necessary. Refer to
LU-11, "Removal and Installation"
10. Remove oil cooler. Refer to
LU-12, "Removal and Installation"
.
11. Remove oil pan (lower). Refer to
EM-35, "Removal and Installation"
12. Remove oil strainer.
13. Remove transmission joint bolts which pierce oil pan (upper). Refer to
(2WD models),
14. Remove rear cover plate.
PBIC2890E
2009 Pathfinder
EM-38
< ON-VEHICLE REPAIR >
[VQ40DE]
OIL PAN AND OIL STRAINER
15. Loosen oil pan (upper) bolts with power tool in reverse order as
shown.
• Insert Tool between oil pan (upper) and lower cylinder block.
Tap (1) Tool to insert it and then slide (2) it by tapping on the
side as shown.
CAUTION:
Be careful not to damage mating surfaces.
16. Remove O-rings from bottom of lower cylinder block and oil
pump.
INSPECTION AFTER REMOVAL
Clean oil strainer if any object attached.
INSTALLATION (Upper)
1.
Install oil pan (upper) as follows:
a.
Use scraper to remove old liquid gasket from mating surfaces.
• Also remove the old liquid gasket from mating surface of lower
cylinder block.
• Remove old liquid gasket from the bolt holes and threads.
CAUTION:
Do not scratch or damage the mating surfaces when clean-
ing off old liquid gasket.
PBIC2887E
Tool number
: KV10111100 (J-37228)
WBIA0566E
PBIC2885E
PBIC2884E
2009 Pathfinder
OIL PAN AND OIL STRAINER
EM-39
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b.
Install new O-rings on the bottom of lower cylinder block and oil
pump.
c.
Apply a continuous bead of liquid gasket using Tool to the lower
cylinder block mating surfaces of oil pan (upper) as shown.
Use Genuine RTV Silicone Sealant or equivalent. Refer to
GI-26, "Recommended Chemical Products and Sealants"
.
CAUTION:
• For bolt holes with mark, apply liquid gasket outside
the hole.
• Apply a bead of 4.5 to 5.5 mm (0.177 to 0.217 in) in diame-
ter to area (A).
• Attaching should be done within 5 minutes after coating.
d.
Install oil pan (upper).
CAUTION:
Install avoiding misalignment of both oil pan gaskets and O-rings.
• Tighten oil pan (upper) bolts in numerical order as shown.
• There are two types of bolts.
e.
Tighten transmission joint bolts. Refer to
(4WD models).
2.
Install oil strainer to oil pan (upper).
3.
Installation of the remaining components is in the reverse order of removal.
INSPECTION AFTER INSTALLATION
1.
Check engine oil level and adjust as needed. Refer to
2.
Start engine, and check for leaks of engine oil.
3.
Stop engine and wait for 10 minutes.
4.
Check engine oil level again. Refer to
PBIC2885E
Tool number
: WS39930000 (
—
)
PBIC2886E
M8
×
100 mm (3.97 in)
: 7, 11, 12, 13
M8
×
25 mm (0.98 in)
: Except the above
PBIC2887E
2009 Pathfinder
EM-40
< ON-VEHICLE REPAIR >
[VQ40DE]
IGNITION COIL
IGNITION COIL
Exploded View
INFOID:0000000003939495
Removal and Installation
INFOID:0000000003939496
REMOVAL (LH)
1.
Remove engine room cover using power tool. Refer to
EM-24, "Removal and Installation"
.
2.
Remove air cleaner case and air duct and resonator assembly. Refer to
3.
Move aside harness, harness bracket, and hoses located above ignition coil.
4.
Disconnect the harness connector from the ignition coil.
5.
Remove the ignition coil.
CAUTION:
Do not shock ignition coil.
INSTALLATION (LH)
Installation is in the reverse order of removal.
REMOVAL (RH)
1.
Remove intake manifold collector. Refer to
EM-26, "Removal and Installation"
2.
Move aside harness, harness bracket, and hoses located above ignition coil.
3.
Disconnect the harness connector from the ignition coil.
4.
Remove the ignition coil.
CAUTION:
Do not shock ignition coil.
INSTALLATION (RH)
Installation is in the reverse order of removal.
1.
Ignition coil
2.
Spark plug
PBIC2901E
2009 Pathfinder
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