Infiniti M35/M45 Y50. Manual - part 955

 

  Index      Infiniti     Infiniti M35/M45 Y50 - service repair manual 2007 year

 

Search            copyright infringement  

 

 

 

 

 

 

 



 

 

Content   ..  953  954  955  956   ..

 

 

Infiniti M35/M45 Y50. Manual - part 955

 

 

ENGINE MAINTENANCE (VQ35DE ENGINE)

MA-17

C

D

E

F

G

H

I

J

K

M

A

B

MA

When engine coolant overflows air relief hole on heater hose,
install air relief plug with new O-ring.

5.

Install radiator cap.

6.

Warm up engine until opening thermostat. Standard for warming-up time is approximately 10 minutes at
3,000 rpm.

Make sure thermostat opening condition by touching radiator hose (lower) to see a flow of warm water.

CAUTION:

Watch water temperature gauge so as not to overheat engine.

7.

Stop the engine and cool down to less than approximately 50

°

C (122

°

F).

Cool down using fan to reduce the time.

If necessary, refill radiator up to filler neck with engine coolant.

8.

Refill reservoir tank to “MAX” level line with engine coolant.

9.

Repeat steps 4 through 7 two or more times with radiator cap installed until engine coolant level no longer
drops. 

10. Check cooling system for leaks with engine running.

11. Warm up the engine, and check for sound of engine coolant flow while running engine from idle up to

3,000 rpm with heater temperature controller set at several position between “COOL” and “WARM”.

Sound may be noticeable at heater unit.

12. Repeat step 11 three times.

13. If sound is heard, bleed air from cooling system by repeating step 4 through 7 until engine coolant level no

longer drops. 

FLUSHING COOLING SYSTEM

1.

Install reservoir tank if removed, and radiator drain plug.

CAUTION:

Be sure to clean drain plug and install with new O-ring.

If water drain plugs on cylinder block are removed, close and tighten them. Refer to 

EM-129,

"ASSEMBLY"

 .

2.

Remove air relief plug on heater hose.

3.

Fill radiator with water until water spills from the air relief hole, then close air relief plug. Fill radiator and
reservoir tank with water and reinstall radiator cap.

Reservoir tank engine coolant capacity 
(At “MAX” level)

: 0.8   (7/8 US qt, 3/4 lmp qt)

Air relief plug:

: 1.2 N·m (0.12 kg-m, 11 ft-lb)

SMA412B

Radiator drain plug:             

: 1.2 N·m (0.12 kg-m, 11 in-lb)

SBIA0445E

MA-18

ENGINE MAINTENANCE (VQ35DE ENGINE)

4.

Run the engine and warm it up to normal operating temperature.

5.

Rev the engine two or three times under no-load.

6.

Stop the engine and wait until it cools down.

7.

Drain water from the system. Refer to 

CO-11, "DRAINING ENGINE COOLANT"

 .

8.

Repeat steps 1 through 7 until clear water begins to drain from radiator.

Checking Fuel Lines

NLS0007K

Inspect fuel lines, filler cap and tank for improper attachment, leaks,
cracks, damage, loose connections, chafing or deterioration.
If necessary, repair or replace damaged parts.

Changing Air Cleaner Filter

NLS0007L

VISCOUS PAPER TYPE

The viscous paper type filter does not need cleaning between replacement intervals. Refer to 

MA-7,

"PERIODIC MAINTENANCE"

 .

Changing Engine Oil

NLS0007M

WARNING:

Be careful not to burn yourself, as engine oil may be hot.

Prolonged and repeated contact with used engine oil may cause skin cancer; try to avoid direct
skin contact with used engine oil. If skin contact is made, wash thoroughly with soap or hand
cleaner as soon as possible. 

1.

Warm up the engine, and check for engine oil leakage from engine components. Refer to 

LU-7, "ENGINE

OIL LEAKAGE"

 .

2.

Stop the engine and wait for 10 minutes.

3.

Loosen oil filler cap.

4.

Remove mounting bolts, and then pull down the rear of front
engine under cover (1) and secure it using clip.

5.

Remove drain plug (2) and then drain engine oil.

6.

Install drain plug with new washer. Refer to 

EM-31, "OIL PAN AND OIL STRAINER"

 .

CAUTION:

Be sure to clean drain plug and install with new washer.

7.

Refill with new engine oil.

Air relief plug:

: 1.2 N·m (0.12 kg-m, 11 ft-lb)

SMA803A

KBIA3593J

Oil pan drain plug:

: 34.3 N·m (3.5 kg-m, 25 ft-lb)

ENGINE MAINTENANCE (VQ35DE ENGINE)

MA-19

C

D

E

F

G

H

I

J

K

M

A

B

MA

Engine oil specification and viscosity:
Refer to 

MA-12, "RECOMMENDED FLUIDS AND LUBRICANTS"

 .

Engine oil capacity (Approximate):

Unit: 

 (US qt, lmp qt)

CAUTION:

When filling engine oil, do not pull out oil level gauge.

The refill capacity depends on the engine oil temperature and drain time. Use these specifica-
tions for reference only.

Always use oil level gauge to determine the proper amount of engine oil in engine.

8.

Warm up the engine and check area around drain plug and oil filter for engine oil leakage.

9.

Stop the engine and wait for 10 minutes.

10. Check the engine oil level.

Changing Oil Filter

NLS0007N

REMOVAL

WARNING:

Be careful not to get burned when the engine and engine oil may be hot.
1.

Remove front engine undercover with power tool.

2.

Using oil filter wrench [SST], remove oil filter.

CAUTION:

Oil filter is provided with relief valve. Use genuine NIS-
SAN engine oil filter or equivalent.

When removing, prepare a shop cloth to absorb any
engine oil leakage or spillage.

Do not allow engine oil to adhere to drive belts.

Completely wipe off any engine oil that adheres to engine
and vehicle.

Drain and refill 

With oil filter change

4.7 (5, 4-1/8)

Without oil filter change

4.4 (4-5/8, 3-7/8)

Dry engine (Overhaul)

5.4 (5-3/4, 4-3/4)

PBIC0249E

SBIA0454E

SBIA0455E

MA-20

ENGINE MAINTENANCE (VQ35DE ENGINE)

INSTALLATION

1.

Remove foreign materials adhering to oil filter installation surface.

2.

Apply engine oil to the oil seal contact surface of new oil filter.

3.

Screw oil filter manually until it touches the installation surface,
then tighten it by 2/3 turn. Or tighten to the specification.

INSPECTION AFTER INSTALLATION

1.

Check the engine oil level. Refer to 

MA-18, "Changing Engine Oil"

 .

2.

Start the engine, and check there is no leak of engine oil.

3.

Stop the engine and wait for 10 minutes.

4.

Check the engine oil level, and adjust the level. Refer to 

MA-18, "Changing Engine Oil"

 .

Changing Spark Plugs (Platinum-Tipped Type)

NLS0007O

REMOVAL

1.

Remove engine cover with power tool. Refer to 

EM-21, "INTAKE MANIFOLD COLLECTOR"

 .

2.

Remove ignition coil. Refer to 

EM-44, "IGNITION COIL"

 .

3.

Remove spark plug with a spark plug wrench (commercial ser-
vice tool).

SMA010

Oil filter:

: 17.7 N·m (1.8 kg-m, 13 ft-lb)

SMA229B

SEM294A

 

 

 

 

 

 

 

Content   ..  953  954  955  956   ..