2004 INFINITI QX56 tool number oil

LU-10Revision: August 2007
OIL FILTER
2004 QX56
OIL FILTERPFP:15208
Removal and InstallationEBS00I4L
REMOVAL
1. Remove the engine front undercover using power tool.
2. Remove the oil filter using Tool.
CAUTION:

The oil filter is provided with a relief valve.
Use Genuine NISSAN oil filter or equivalent.

Be careful not to get burned when the engine and engine
oil are hot.

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

Do not allow engine oil to adhere to the drive belts.

Completely wipe off any engine oil that adheres to the engine and the vehicle.
INSTALLATION
1. Remove foreign materials adhering to the oil filter installation surface.
2. Apply engine oil to the oil seal circumference of the new oil filter.
3. Screw the oil filter manually until it touches the installation sur-
face, then tighten it by 2/3 turn. Or tighten to specification.
4. Inspect the engine for oil leakage. Refer to LU-10, "
INSPEC-
TION AFTER INSTALLATION" .
5. Install the engine front undercover using power tool.
INSPECTION AFTER INSTALLATION
1. Check the engine oil level. Refer to LU-7, "OIL LEVEL" .
2. After warming up the engine, check for engine oil leakage.
3. Stop engine and wait for 10 minutes.
4. Check engine oil level and add engine oil. Refer to LU-7, "
OIL LEVEL" . Tool number : KV10115801 (J-38956)
WBIA0388E
SM A01 0
Oil filter : 17.7 N·m (1.8 kg-m, 13 ft-lb)
SM A22 9B

MA-1
MAINTENANCE
L MAINTENANCE
CONTENTS
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F
G
H
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SECTION MA
A
B
MA
Revision: August 20072004 QX56 PRECAUTIONS .......................................................... 2
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” .................................................................. 2
PREPARATION ........................................................... 3
Special Service Tools ............................................... 3
GENERAL MAINTENANCE ....................................... 4
General Maintenance ............................................... 4
PERIODIC MAINTENANCE ....................................... 6
Introduction of Periodic Maintenance ....................... 6
Maintenance For Off-road Driving (4WD only) ......... 6
Schedule 1 ............................................................... 6
EMISSION CONTROL SYSTEM MAINTE-
NANCE .................................................................. 6
CHASSIS AND BODY MAINTENANCE ............... 7
Schedule 2 ............................................................... 8
EMISSION CONTROL SYSTEM MAINTE-
NANCE .................................................................. 8
CHASSIS AND BODY MAINTENANCE ............... 9
RECOMMENDED FLUIDS AND LUBRICANTS ...... 10
Fluids and Lubricants ............................................. 10
SAE Viscosity Number ............................................11
GASOLINE ENGINE OIL .....................................11
ANTI-FREEZE COOLANT MIXTURE RATIO ......11
ENGINE MAINTENANCE ......................................... 12
Checking Drive Belts .............................................. 12
DRIVE BELT TENSION ...................................... 12
Changing Engine Coolant ...................................... 12
DRAINING ENGINE COOLANT ......................... 12
REFILLING ENGINE COOLANT ........................ 13
FLUSHING COOLING SYSTEM ......................... 14
Checking Fuel Lines ............................................... 15
Changing Fuel Filter ............................................... 15
Changing Engine Air Cleaner Filter ........................ 15
VISCOUS PAPER TYPE ..................................... 15
Changing Engine Oil .............................................. 16
Changing Oil Filter ................................................. 16
Changing Spark Plugs ........................................... 17
REMOVAL ........................................................... 17INSPECTION AFTER REMOVAL ....................... 18
INSTALLATION ................................................... 19
Checking EVAP Vapor Lines .................................. 19
CHASSIS AND BODY MAINTENANCE ................... 20
Changing In-cabin Microfilter .................................. 20
Checking Exhaust System ...................................... 21
Checking A/T Fluid ................................................. 21
Changing A/T Fluid ................................................. 23
Checking Transfer Fluid ......................................... 24
FLUID LEAKAGE AND FLUID LEVEL ................ 24
Changing Transfer Fluid ......................................... 24
DRAINING ........................................................... 24
FILLING ............................................................... 24
Checking Propeller Shaft ........................................ 24
Checking Final Drive Oil ......................................... 24
Changing Final Drive Oil ......................................... 25
Balancing Wheels ................................................... 25
REMOVAL ........................................................... 25
WHEEL BALANCE ADJUSTMENT ..................... 25
Tire Rotation ........................................................... 27
Checking Brake Fluid Level and Leaks .................. 27
Checking Brake Lines and Cables ......................... 27
Checking Disc Brake .............................................. 28
ROTOR ................................................................ 28
CALIPER ............................................................. 28
PAD ..................................................................... 28
Checking Steering Gear and Linkage ..................... 28
STEERING GEAR ............................................... 28
STEERING LINKAGE ......................................... 28
Checking Power Steering Fluid and Lines .............. 29
CHECKING FLUID LEVEL .................................. 29
CHECKING LINES .............................................. 29
Checking Axle and Suspension Parts .................... 29
FRONT AND REAR AXLE AND SUSPENSION
PARTS ................................................................. 29
DRIVE SHAFT ..................................................... 29
Lubricating Locks, Hinges and Hood Latches ........ 30
Checking Seat Belts, Buckles, Retractors, Anchors
and Adjusters .......................................................... 31

PREPARATION
MA-3
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G
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MA
B
MA
Revision: August 20072004 QX56
PREPARATIONPFP:00002
Special Service ToolsELS000ZX
The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here.
Tool number
(Kent-Moore No.)
Tool nameDescription
KV10115801
(J-38956)
Oil filter cap wrenchRemoving and installing oil filter
a: 64.3 mm (2.531 in)
KV991J0010
(J-23688)
Engine coolant refractometerChecking concentration of ethylene glycol in
engine coolant
KV991J0070
(J-45695)
Coolant refill toolFilling cooling system
NT375
W BIA0539E
LMA053

MA-16
ENGINE MAINTENANCE
Revision: August 20072004 QX56
5. Install the air cleaner case (upper).
6. Install the air duct and resonator assembly (inlet).
Changing Engine OilELS0010A
WAR NIN G:

Be careful not to burn yourself, as the engine oil is hot.

Prolonged and repeated contact with used engine oil may cause skin cancer; try to avoid direct
skin contact with used 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 any oil leaks.
2. Stop the engine and wait for at least 10 minutes.
3. Remove the oil drain plug and oil filler cap to drain the old oil.
4. Install a new washer on the oil drain plug, then install the oil drain plug in the oil pan.
CAUTION:
Clean the drain plug and install with a new washer.
5. Refill the engine with the specified oil.
CAUTION:

Clean the drain plug and install with a new washer.

The refill capacity depends on the oil temperature and drain time. Use the oil capacity value as a
reference and check the oil level using the dipstick when filling the oil.
6. Warm up the engine and check the area around the drain plug and oil filter for any oil leaks.
7. Stop the engine and wait for more than 10 minutes.
8. Check the oil level using the dipstick as shown. Add oil as nec-
essary and install the oil filler cap.
CAUTION:
Do not overfill the engine with oil.
Changing Oil FilterELS0010B
1. Remove the oil filter using Tool.
WAR NIN G:
Be careful not to burn yourself, as the engine and engine oil are hot.
NOTE:
The filter is a full-flow cartridge type and is provided with a relief valve.Oil pan drain plug : Refer to EM-22, "
OIL PAN AND OIL STRAINER" .
Oil capacity and grade : Refer to MA-10, "
RECOMMENDED FLUIDS AND LUBRI-
CANTS" .
SM A95 4C
Tool number : KV10115801 (J-38956)

PS-4
PREPARATION
Revision: August 20072004 QX56
Commercial Service ToolsEGS000ML
1. KV48105300-4 and 5295262U10
( — )
Connector A and O-ring
2. KV48105300-3 and 5295262U00
( — )
Eye-bolt and O-ring
3. KV48103500
(J26357 and J26357-10)
Pressure gauge and shut-off valve
4. KV48105300-1 and 5295262U00
( — )
Connector B and O-ring
5. KV48105300-2
( — )
NutMeasuring oil pump relief pressure
KV481J0010
(J-1859A)
Steering wheel pullerRemoving steering wheel
KV481J0020
(J-42578)
Steering wheel puller legsRemoving steering wheel
KV40107300
(—)Crimping boot bands
—
(J-44372)
Spring gaugeMeasuring steering wheel turning force Tool number
(Kent-Moore No.)
Tool nameDescription
SGIA0427E
LHIA0043E
LHIA0044E
ZZA1229D
LST024
Tool nameDescription
Power toolRemoving nuts and bolts
PBIC0190E

PS-16
POWER STEERING GEAR AND LINKAGE
Revision: August 20072004 QX56
7. Remove steering outer socket from steering knuckle using Tool.
Be careful not to damage ball joint boot.
CAUTION:
Temporarily tighten mounting nut to prevent damage to
threads and to prevent Tool from coming off.
8. On 2WD models, remove stabilizer bar mounting bolts and reposition stabilizer bar. Refer to FSU-12,
"STABILIZER BAR" .
9. Remove oil piping (high pressure side and low pressure side)
from steering gear assembly, then drain fluid from piping.
10. Remove lower joint mounting bolt of lower shaft.
11. Remove mounting bolts and nuts of steering gear assembly
using power tool, and then remove steering gear assembly from
vehicle.
INSTALLATION
Installation is in the reverse order of removal.

After removing/installing or replacing steering components, check wheel alignment. Refer to FSU-6,
"Front Wheel Alignment" .

After adjusting wheel alignment, adjust neutral position of steering angle sensor. Refer to BRC-62,
"Adjustment of Steering Angle Sensor Neutral Position" . Tool number : HT72520000 (J-25730-A)
SDIA1434E
LGIA0032E
LGIA0029E
LGIA0024E

PS-18
POWER STEERING GEAR AND LINKAGE
Revision: August 20072004 QX56
CAUTION:

Secure steering gear assembly with a vise, using copper plates or something similar to prevent it
from being damaged. Do not grip cylinder with a vise.

Before performing disassembly, clean steering gear assembly with kerosene. Be careful not to
bring any kerosene into contact with the discharge and return port connectors.
DISASSEMBLY
1. Remove cylinder tubes from gear housing assembly.
2. Remove rear cover cap from gear housing assembly.
3. Measure adjusting screw height from gear housing assembly,
then loosen adjusting screw.
CAUTION:

Do not turn adjusting screw more than twice.

Replace steering gear assembly when adjusting screw is
removed or more than twice.
4. Use a Tool to remove rear cover from sub-gear assembly.
5. Remove O-ring with a flat-bladed screwdriver, and pull out rear
cover.
6. Remove sub-gear assembly from gear housing assembly.
CAUTION:
In order to protect oil seal from any damage, pull sub-gear assembly straight out.
7. Loosen lock nut of outer socket, and remove outer socket.
8. Remove boot clamps of the small diameter side and the large diameter side, then remove boot.
CAUTION:
When removing boots, be careful not to damage inner socket and gear housing assembly. If they
are damaged, replace them to avoid fluid leaks.
SGIA0568E
Tool number : — (J-46213)
WGIA0146E
SGIA0508E

POWER STEERING GEAR AND LINKAGE
PS-21
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MA
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PS
Revision: August 20072004 QX56
ASSEMBLY
1. Apply Genuine NISSAN PSF or equivalent to O-ring. Put an O-ring into rack Teflon® ring.

Refer to MA-10, "RECOMMENDED FLUIDS AND LUBRICANTS" .
CAUTION:
Do not reuse O-ring.
2. Heat rack Teflon® ring to approximately 40°C (104°F) with a
dryer. Assemble it to mounting groove of rack.
CAUTION:
Do not reuse rack Teflon® ring.
3. To fit rack Teflon® ring on rack, use rack Teflon® ring installation tool from tooth side. Compress rim of
ring using Tool.
4. Apply multi-purpose grease to rack oil seal. Insert rack oil seal, then insert rack assembly to gear housing
assembly. Refer to MA-10, "
RECOMMENDED FLUIDS AND LUBRICANTS" .
CAUTION:

Do not reuse rack oil seal.

When inserting rack assembly, do not damage retainer sliding part. If it is damaged, replace
gear housing assembly.

When inserting rack assembly, do not damage cylinder inner wall. If it is damaged, it may cause
oil leaks. Replace gear housing assembly.

Attach rack oil seal. Both inner lip and outer lip should
face each other.
SGIA0153E
Tool number : KV48104400 ( — )
SGIA0154E
SGIA0205E