2008 INFINITI QX56 Factory Service Manual

differential roof clutch coolant capacity instrument panel fuel cap release

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INFINITI QX56 2008 Factory Service Manual PERIODIC MAINTENANCEMA-11
< ON-VEHICLE MAINTENANCE >
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Abbreviations: R = Replace. I = Inspect. Correct or replace if necessary. L = Lubricate. [ ]: At the mileage interv

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INFINITI QX56 2008 Factory Service Manual MA-12
< ON-VEHICLE MAINTENANCE >
RECOMMENDED FLUIDS AND LUBRICANTS
RECOMMENDED FLUIDS AND LUBRICANTS
Fluids and LubricantsINFOID:0000000001606168
*1: For further details, refer to MA-12, "Engine Oil R

MA-12
< ON-VEHICLE MAINTENANCE >
RECOMMENDED FLUIDS AND LUBRICANTS
RECOMMENDED FLUIDS AND LUBRICANTS
Fluids and LubricantsINFOID:0000000001606168
*1: For further details, refer to MA-12, "Engine Oil Recommendation" .
*2: Using automatic transmission fluid other than Genuine NISSAN Matic J ATF may cause deterioration in driveability and
automatic transmission durability, and may damage the automatic transmission, which is not covered by the NISSAN new
vehicle limited warranty.
*3: DEXRON
TM VI type ATF may also be used.
*4: Available in mainland U.S.A. through your INFINITI dealer.
*5: For further details, see “Air conditioner specification label”.
*6: For hot climates, viscosity SAE 90 is suitable for ambient te mperatures above 0° C (32 ° F).
*7: Using fluid other than Genuine NISSAN Matic D ATF may cause de terioration in driveability and transfer durability, and may
damage the transfer, which is not covered by the NISSAN new vehicle limited warranty.
*8: For improved vehicle performance, INFINITI recommends the use of unleaded premium gasoline with an octane rating of at leas t 91
AKI (RON 96). For further details, refer to GI-27, "
Precaution for Fuel (Unleaded Premium Gasoline Recommended)".
*9: See your INFINITI dealer for service for synthetic oil.
Engine Oil RecommendationINFOID:0000000006211816
Description Capacity (Approximate)
Recommended Fluids/Lubricants
Metric US measure Imp measure
Fuel 105.8 28 gal 23 1/4 gal Unleaded gasoline with an octane rating
of at least 87 AKI (RON 91) *8
Engine oil
Drain and refill With oil filter
change
6.5
6 7/8 qt 5 3/4 qt
• API Certification Mark*1
• Viscosity SAE 5W-30
Without oil filter
change
6.2
6 1/2 qt 5 1/2 qt
Dry engine (engine overhaul) 7.6 8 qt
6 3/4 qt
Cooling system With reservoir
at MAX level
14.4
15 1/4 qt 12 5/8 qt Genuine NISSAN Long Life Anti-freeze
coolant or equivalent
Automatic transmission fluid (ATF) 10.6 11 1/4 qt 9 3/8 qt Genuine NISSAN Matic J ATF *2
Rear final drive oil 1.75 3 3/4 pt 3 1/8 pt API GL-5 Synthetic 75W-90 Gear Oil
(Part No. 999MP-DF200P) or equivalent
*9
Transfer fluid 3.0 3 1/8 qt 2 5/8 qt Genuine NISSAN Matic D ATF *7
Front final drive oil 1.6 3 3/8 pt 2 7/8 pt API GL-5 Viscosity SAE 80W-90 *6
Power steering fluid (PSF) 1.0 1 1/8 qt 7/8 qt Genuine NISSAN PSF or equivalent *3
Brake fluid —— —Genuine NISSAN Super Heavy Duty
Brake Fluid or equivalent,
DOT 3 (US FMVSS No. 116) *4
Brake grease —— —PBC (poly butyl cuprysil) grease or equiv-
alent
Multi-purpose grease —— — NLGI No. 2 (lithium soap base)
Windshield washer fluid 4.9 5 1/8 qt 4 3/8 qt Genuine NISSAN Windshield Washer
Concentrate Cleaner & Anti-freeze or
equivalent
Air conditioning system refrigerant 1.08 ± 0.05 kg 2.38 ± 0.11 lb 2.38 ± 0.11 lb HFC-134a (R-134a) *5
Air conditioning system oil 290 m9.8 fl oz 10.2 fl oz NISSAN A/C System Oil Type S or equiv-
alent *5
Revision: March 2010
2008 QX56

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INFINITI QX56 2008 Factory Service Manual RECOMMENDED FLUIDS AND LUBRICANTSMA-13
< ON-VEHICLE MAINTENANCE >
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NISSAN recommends the use of an energy conserving oil in order to
improve fuel economy. Select only
e

Page 2612 of 4083

INFINITI QX56 2008 Factory Service Manual MA-14
< ON-VEHICLE MAINTENANCE >
ENGINE MAINTENANCE
ENGINE MAINTENANCE
Checking Drive BeltsINFOID:0000000001606170
WARNING:
Be sure to perform when the engine is stopped.
1. Remove air duct and resona

Page 2613 of 4083

INFINITI QX56 2008 Factory Service Manual ENGINE MAINTENANCEMA-15
< ON-VEHICLE MAINTENANCE >
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3. Open the radiator drain plug at the bottom of the radiator, and
remove the radiator filler cap. This is the only s

Page 2614 of 4083

INFINITI QX56 2008 Factory Service Manual MA-16
< ON-VEHICLE MAINTENANCE >
ENGINE MAINTENANCE
4. Install the Tool by installing the radiator cap adapter onto theradiator neck opening. Then attach the gauge body assembly
with the refill tube a

MA-16
< ON-VEHICLE MAINTENANCE >
ENGINE MAINTENANCE
4. Install the Tool by installing the radiator cap adapter onto theradiator neck opening. Then attach the gauge body assembly
with the refill tube and the venturi assembly to the radiator cap
adapter.
5. Insert the refill hose into the coolant mixture container that is placed at floor level. Make sure the ball valve is in the closed
position.
• Use Genuine NISSAN Long Life Anti-freeze coolant or equiva-
lent, mixed 50/50 with distilled water or demineralized water.
Refer to MA-12, "
Engine Oil Recommendation" .
6. Install an air hose to the venturi assembly, the air pressure must be within specification.
CAUTION:
The compressed air supply must be equipped with an air
dryer.
7. The vacuum gauge will begin to rise and there will be an audible hissing noise. During this process open the ball valve on the refill hose slightly. Coolant will be vi sible rising in the refill hose. Once the refill hose is
full of coolant, close the ball valve. This will purge any air trapped in the refill hose.
8. Continue to draw the vacuum until the gauge reaches 28 inches of vacuum. The gauge may not reach 28 inches in high altitude
locations, refer to the vacuum specifications based on the alti-
tude above sea level.
9. When the vacuum gauge has reached the specifi ed amount, disconnect the air hose and wait 20 seconds
to see if the system loses any vacuum. If the vacuum level drops, perform any necessary repairs to the
system and repeat steps 6 - 8 to bring the vacuum to the specified amount. Recheck for any leaks.
10. Place the coolant container (with the refill hose insert ed) at the same level as the top of the radiator. Then
open the ball valve on the refill hose so the coolant will be drawn up to fill the cooling system. The cooling
system is full when the vacuum gauge reads zero.
CAUTION:
Do not allow the coolant container to get too low when filling, to avoid air from being drawn into
the cooling system.
11. Remove the Tool from the radiator neck opening and install the radiator cap.
12. Remove the non-vented reservoir cap.
13. Fill the cooling system reservoir tank to the specif ied level. Run the engine to warm up the cooling system
and top up the system as necessary before installing the vented reservoir cap.
FLUSHING COOLING SYSTEM
1. Drain the water from the engine cooling system. Refer to CO-11, "Changing Engine Coolant" .
Tool number : KV991J0070 (J-45695)
Cooling system capacity
(with reservoir)
: Refer to
MA-12, "
Fluids
and Lubricants" .
Compressed air
supply pressure : 5.7 - 8.5 kPa (5.6 - 8.4 kg/cm
2 ,
80 - 120 psi)
LLIA0058E
Altitude above sea level Vacuum gauge reading
0 - 100 m (328 ft) : 28 inches of vacuum
300 m (984 ft) : 27 inches of vacuum
500 m (1,641 ft) : 26 inches of vacuum
1,000 m (3,281 ft) : 24 - 25 inches of vacuum
LLIA0057E
Revision: March 2010 2008 QX56

Page 2615 of 4083

INFINITI QX56 2008 Factory Service Manual ENGINE MAINTENANCEMA-17
< ON-VEHICLE MAINTENANCE >
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2. Fill the radiator and the reservoir tank (to the “MAX”
line), with water. Reinstall the radiator cap and leav

Page 2616 of 4083

INFINITI QX56 2008 Factory Service Manual MA-18
< ON-VEHICLE MAINTENANCE >
ENGINE MAINTENANCE
2. Disconnect the harness connector, then remove the air cleaner case (upper).
3. Remove the air cleaner filter from the air cleaner case (lower).
4

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