Infiniti FX35 / FX45. Manual - part 628

EXHAUST MANIFOLD AND THREE WAY CATALYST

EM-29

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[VQ35DE]

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• Before installing a new air fuel ratio sensor 1 and new heated oxygen sensor 2, clean exhaust sys-

tem threads using heated oxygen sensor thread cleaner tool (Commercial Service Tool: J-43897-18
or J-43897-12) and apply anti-seize lubricant.

• Do not over torque 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.

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OIL PAN AND OIL STRAINER

OIL PAN AND OIL STRAINER

Component (2WD Models)

INFOID:0000000001325716

Removal and Installation (2WD Models)

INFOID:0000000001325717

REMOVAL

CAUTION:

To avoid the danger of being scalded, never drain engine oil when the engine is hot.
NOTE:
To remove oil pan (lower) only, take step 5, then step 20. Removal of step 1, hood assembly (step 2) and step
4 are unnecessary.

1.

Remove front tire.

2.

Remove hood assembly. Refer to 

BL-13, "Fitting Adjustment"

.

3.

Remove front and rear engine undercover with power tool.

4.

Remove front cross bar with power tool. 

FSU-5, "On-Vehicle Inspection and Service"

.

5.

Drain engine oil. Refer to 

LU-7, "Changing Engine Oil"

.

CAUTION:

• Perform this step when the engine is cold.

1.

Oil pan gasket (rear)

2.

Oil pan (upper)

3.

O-ring

4.

Oil pan gasket (front)

5.

Oil filter

6.

Connector bolt

7.

Oil cooler

8.

O-ring

9.

Relief valve

10. Oil pressure switch

11.

Bracket

12. Oil strainer

13. Drain plug

14. Drain plug washer

15. Oil pan (lower)

16. Rear plate cover

17. Crankshaft position sensor (POS)

18. Seal rubber

19. Rear cover plate

SBIA0587E

OIL PAN AND OIL STRAINER

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• Do not spill engine oil on drive belts.

6.

Drain engine coolant. Refer to 

CO-10, "Changing Engine Coolant"

.

CAUTION:

• Perform this step when the engine is cold.
• Do not spill engine coolant on drive belts.

7.

Remove engine cover with power tool. Refer to 

EM-19, "Component"

.

8.

Remove air hose from air duct to mass air flow sensor side and electric throttle control actuator side.
Refer to 

EM-17, "Component"

.

9.

Removal engine rear lower slinger, and install engine rear slinger [SST: 10006 31U00 (

—

)] to sling

engine assembly for positioning. Refer to 

EM-7, "Special Service Tool"

.

10. Remove front suspension member. Refer to 

FSU-16, "Removal and Installation"

.

11. Remove drive belts. Refer to 

EM-15, "Removal and Installation"

.

12. Remove alternator stay. Refer to 

SC-19, "System Description"

.

13. Remove starter motor. Refer to 

SC-8, "System Description"

.

14. Remove idler pulley and bracket assembly. Refer to 

EM-64, "Component"

.

15. Disconnect oil cooler water hoses, and remove oil cooler water pipe mounting bolt. Refer to 

LU-12, "Com-

ponent"

.

16. Disconnect A/T fluid cooler hoses, and remove A/T fluid cooler tube. Refer to 

AT-241, "Removal and

Installation (2WD Models)"

.

17. Remove crankshaft position sensor (POS).

CAUTION:

• Handle carefully to avoid dropping and shocks.
• Do not disassemble.
• Do not allow metal powder to adhere to magnetic part at sensor tip.
• Do not place sensors in a location where they are exposed to magnetism.

18. Remove oil filter, as necessary. Refer to 

LU-8, "Removal and Installation"

.

19. Remove oil cooler, as necessary. Refer to 

LU-12, "Component"

.

20. 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) between oil pan (upper) and oil pan
(lower).

CAUTION:

• Be careful not to damage the mating surfaces.
• Do not 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).

Slinger bolts:

 : 28.0 N·m (2.9 kg-m, 21 ft-lb)

PBIC0782E

SEM960F

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OIL PAN AND OIL STRAINER

21. Remove oil strainer.

22. Remove transmission joint bolts which pierce oil pan (upper). Refer to 

AT-241, "Removal and Installation

(2WD Models)"

.

23. Remove rear cover plate.

24. Loosen mounting bolts in the reverse order as shown in the fig-

ure with power tool to remove.
• Insert the seal cutter [SST: KV10111100 (J37228)] between oil

pan (upper) and cylinder block. Slide seal cutter by tapping on
the side of tool with a hammer. Remove oil pan (upper).

CAUTION:

• Be careful not to damage the mating surfaces.
• Do not insert a screwdriver, this will damage the mating

surfaces.

25. Remove O-rings from bottom of cylinder block and oil pump.

26. Remove oil pan gaskets.

INSPECTION AFTER REMOVAL

Clean oil strainer if any object attached.

INSTALLATION

1.

Install oil pan (upper) as follows:

a.

Use a scraper to remove old liquid gasket from mating surfaces.

CAUTION:

Do not scratch or damage the mating surfaces when clean-
ing off old liquid gasket.
• Also remove old liquid gasket from mating surface of cylinder

block.

• Remove old liquid gasket from the bolt holes and threads.

b.

Install new oil pan gaskets.

PBIC0783E

PBIC1144E

PBIC1145E

MEM108A