Nissan Teana J32. Manual - part 478

EM-36

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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

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EXHAUST MANIFOLD AND THREE WAY CATALYST

EM-37

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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

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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 

EM-136, "Exhaust Manifold"

.

PBIC1173E

EM-38

< ON-VEHICLE REPAIR >

OIL PAN AND OIL STRAINER

OIL PAN AND OIL STRAINER

Exploded View

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Removal and Installation

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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 

LU-8, "Draining"

.

CAUTION:

Never spill engine oil on drive belt.

2.

Drain engine coolant. Refer to 

CO-8, "Draining"

.

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 

LU-10

B.

To oil pump

C.

Oil pan side

Refer to 

GI-4, "Components"

 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 

EX-5, "Exploded View"

.

• 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 

HA-36,

"Exploded View"

.

5.

Remove oil level gauge. Refer to 

EM-96, "Exploded View"

.

6.

Remove front drive shaft (RH). Refer to 

FAX-16, "Exploded View"

.

7.

Remove three way catalyst (bank 1 and bank 2) from exhaust manifolds (bank 1 and bank 2). Refer to

EM-34, "Exploded View"

.

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 

LU-11, "Exploded View"

.

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 

EM-67, "Exploded View"

.

14. Remove engine mounting insulator (LH) mounting bolts from transaxle. Refer to 

EM-67, "Exploded View"

.

15. Remove rear torque rod through bolts from rear torque rod bracket. Refer to 

EM-67, "Exploded View"

.

16. Remove member stay, front suspension member fixing bolts and nuts. Refer to 

FSU-16, "Exploded View"

.

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

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