Nissan Teana J32. Instruction — part 478
EM-36
< ON-VEHICLE REPAIR >
EXHAUST MANIFOLD AND THREE WAY CATALYST
Cover engine openings to avoid entry of foreign materials.
INSTALLATION
Note the following, and install in the reverse order of removal.
Exhaust Manifold Gasket
Install in the direction indicated in the figure.
Exhaust Manifold
• If stud bolts were removed, install them and tighten to the torque specified below.
• Tighten mounting nuts in numerical order as shown in the figure.
NOTE:
No. 7 and 8 mean double tightening of nuts No. 1 and 2.
Three Way Catalyst Supports
1.
Temporarily tighten three way catalyst support mounting bolts.
2.
Tighten three way catalyst support mounting bolts to oil pan (upper).
3.
Tighten three way catalyst support mounting bolts to three way catalyst.
Air Fuel Ratio Sensor 1 and Heated Oxygen Sensor 2
• Install air fuel ratio sensor 1 and heated oxygen sensor 2 in the original position.
A
: Bank 1
B
: Triangle press
C
: Bank 2
: Engine front
PBIC4954E
: 15.4 N·m (1.6 kg-m, 11 ft-lb)
A
: Bank 1
B
: Bank 2
: Engine front
JPBIA1633ZZ
EXHAUST MANIFOLD AND THREE WAY CATALYST
EM-37
< ON-VEHICLE REPAIR >
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• Install referring the following if the installation positions cannot be
identified.
CAUTION:
• Before installing a new air fuel ratio sensor and a new heated
oxygen sensor, clean exhaust system threads using oxygen
sensor thread cleaner (commercial service tool: J-43897-18 or
J43897-12) and apply anti-seize lubricant (commercial service
tool).
• Never over torque air fuel ratio sensor 1 and heated oxygen sensor 2. Doing so may cause damage
to air fuel ratio sensor and heated oxygen sensor, resulting in “MI” coming on.
Inspection
INFOID:0000000003802260
INSPECTION AFTER REMOVAL
Surface Distortion
• Check the surface distortion of the exhaust manifold mating sur-
face with a straightedge and a feeler gauge.
• If it exceeds the limit, replace exhaust manifold.
Glass tube color
Air fuel ratio sensor 1
: Gray
Heated oxygen sensor 2
: White
PBIC2652E
Limit
: Refer to
.
PBIC1173E
EM-38
< ON-VEHICLE REPAIR >
OIL PAN AND OIL STRAINER
OIL PAN AND OIL STRAINER
Exploded View
INFOID:0000000003802261
Removal and Installation
INFOID:0000000003802262
REMOVAL
CAUTION:
To avoid the danger of being scalded, never drain engine oil when the engine is hot.
NOTE:
When removing oil pan (lower) or oil strainer only, take step 1 then step 18 and 19.
1.
Drain engine oil. Refer to
.
CAUTION:
Never spill engine oil on drive belt.
2.
Drain engine coolant. Refer to
CAUTION:
Never spill engine coolant on drive belt.
3.
Remove following parts:
• Front road wheel and tires (RH and LH)
1.
Oil pan (upper)
2.
O-ring
3.
Oil pan gasket (front)
4.
Relief valve
5.
Oil pressure switch
6.
Oil cooler
7.
Connector bolt
8.
Oil filter
9.
Oil strainer
10. Drain plug
11.
Drain plug washer
12. Oil pan (lower)
13. Rear plate cover
14. Crankshaft position sensor (POS)
15. Oil pan gasket (rear)
A.
Refer to
B.
To oil pump
C.
Oil pan side
for symbols in the figure.
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OIL PAN AND OIL STRAINER
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• Splash guard (RH and LH): Refer to
EXT-22, "FENDER PROTECTOR : Exploded View"
• Exhaust front tube: Refer to
.
• Drive belt: Refer to
EM-12, "Removal and Installation"
4.
Remove A/C compressor with piping connected, and temporarily secure it to aside. Refer to
5.
Remove oil level gauge. Refer to
6.
Remove front drive shaft (RH). Refer to
7.
Remove three way catalyst (bank 1 and bank 2) from exhaust manifolds (bank 1 and bank 2). Refer to
8.
Remove oil pressure switch.
9.
Remove oil filter. Refer to
LU-10, "Removal and Installation"
10. Remove oil cooler and water pipes. Refer to
11. Support transaxle assembly with a suitable jack.
CAUTION:
When setting the transmission jack, be careful not to allow it to collide against the drain plug.
12. Support front suspension member with a suitable jack.
13. Remove engine mounting insulator (rear). Refer to
14. Remove engine mounting insulator (LH) mounting bolts from transaxle. Refer to
.
15. Remove rear torque rod through bolts from rear torque rod bracket. Refer to
16. Remove member stay, front suspension member fixing bolts and nuts. Refer to
.
17. Lower the jack for the front suspension member to the height.
18. Remove oil pan (lower) as follows:
a.
Loosen mounting bolts in reverse order as shown in the figure to
remove.
b.
Insert the seal cutter [SST: KV10111100 (J37228)] (A) between
oil pan (upper) and oil pan (lower).
CAUTION:
• Be careful not to damage the mating surfaces.
• Never insert a screwdriver, this will damage the mating
surfaces.
c.
Slide the seal cutter by tapping on the side of tool with a ham-
mer. Remove oil pan (lower).
19. Remove oil strainer.
PBIC0782E
JPBIA0276ZZ
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