oil dipstick INFINITI QX56 2010 Factory Service Manual

LU-8
< ON-VEHICLE MAINTENANCE >
ENGINE OIL
ON-VEHICLE MAINTENANCE
ENGINE OIL
InspectionINFOID:0000000005149025
OIL LEVEL
• Before starting the engine make sure the vehicle is parked on a flatand level surface, then check the oil level. If the engine is already
running, turn it off and allow 10 minutes before checking.
• Check that the oil level is within the low (L) to high (H) range as indicated on the dipstick.
• If the engine oil level is out of range, add oil as necessary. Refer to
MA-13, "
Fluids and Lubricants".
OIL APPEARANCE
• Check the engine oil for a white milky appearance or excessive contamination.
• If the engine oil is milky, it is highly probable that it is contaminated with engine coolant. Repair the broken
parts.
OIL LEAKAGE
Check for oil leakage around the following areas:
•Oil pan
• Oil pan drain plug
• Oil pressure switch
• Oil filter
• Oil cooler
• Intake valve timing control cover
• Intake valve timing control solenoid valve
• Front cover
• Mating surface between cylinder block and cylinder head
• Mating surface between cylinder head and rocker cover
• Crankshaft oil seal (front and rear)
OIL PRESSURE CHECK
WARNING:
• Be careful not to burn yoursel f, as engine oil may be hot.
• Put the selector lever in the Park “P” position.
1. Check the engine oil level. Refer to LU-8, "
Inspection".
2. Remove engine front undercover using power tool.
3. Disconnect the oil pressure switch harness connector.
4. Remove the oil pressure switch (A).
SMA954C
WBIA0791E
Revision: April 20092010 QX56

GENERAL MAINTENANCEMA-7
< ON-VEHICLE MAINTENANCE >
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UNDER THE HOOD AND VEHICLE
The maintenance items listed here should be checked periodically (e.g. each time you check the engine oil or refuel).
Seat beltsCheck that all parts of the seat belt system (e.g. buckles, anchors, adjusters and
retractors) operate properly and smoothly and are installed securely. Check the
belt webbing for cuts, fraying, wear or damage. MA-39, "SEAT BELT,
BUCKLES, RETRAC-
TORS, ANCHORS AND
ADJUSTERS : Checking
Seat Belts, Buckles, Re-
tractors, Anchors and
Adjusters"
Accelerator pedal
Check the pedal for smooth operation and make sure the pedal does not catch
or require uneven effort. Keep the floor mats away from the pedal. ACC-6, "Accelerator
Control"
Brakes
Check that the brake does not pull the vehicle to one side when applied. —
Brake pedal and
booster Check the pedal for smooth operation and make sure it has the proper distance
under it when depressed fully. Check the brake booster function. Be sure to keep
the floor mats away from the pedal. BR-15, "
Inspection and
Adjustment", BR-10, "In-
spection"
Parking brake
Check that the lever or the pedal has the proper travel and make sure that the
vehicle is held securely on a fairly steep hill when only the parking brake is ap-
plied. PB-5, "On-Vehicle Ser-
vice"
Automatic transmis-
sion “Park” mecha-
nismCheck that the lock release button on the selector lever operates properly and
smoothly. On a fairly steep hill check that the vehicle is held securely with the se-
lector lever in the P position without applying the brakes.
—
Item
Reference page
Item Reference page
Windshield washer
fluid Check that there is adequate fluid in the tank.
—
Engine coolant level Check the coolant level when the engine is cold. CO-10, "
Inspection"
Radiator and hosesCheck the front of the radiator and clean off any dirt, insects, leaves, etc., that
may have accumulated. Make sure the hoses have no cracks, deformation, de-
terioration or loose connections. —
Brake fluid level Make sure that the brake fluid level is between the “MAX” and “MIN” lines on the
reservoir. MA-34, "
BRAKE FLUID
LEVEL AND LEAKS : On
Board Inspection"
Battery
Check the fluid level in each cell. It should be between the “MAX” and “MIN” lines.
Vehicles operated in high temperatures or under severe conditions require fre-
quent checks of the battery fluid level. —
Engine drive belt Make sure that no belt is frayed, worn, cracked or oily. MA-15, "
DRIVE BELTS :
Checking Drive Belts"
Engine oil levelCheck the level on the oil level gauge after parking the vehicle on a level spot and
turning off the engine. LU-8, "Inspection"
Power steering fluid
level and lines
Check the level on the dipstick with the engine off. Check the lines for improper
attachment, leaks, cracks, etc. MA-37, "POWER
STEERING FLUID AND
LINES : Checking Fluid
Level"
Automatic transmis-
sion fluid level
Check the level on the fluid level gauge after putting the selector lever in “P” with
the engine idling. MA-27, "A/T FLUID :
Checking the A/T Fluid
(ATF)"
Exhaust system
Make sure there are no loose supports, cracks or holes. If the sound of the ex-
haust seems unusual or there is a smell of exhaust fumes, immediately locate
the trouble and correct it. MA-26, "EXHAUST SYS-
TEM : Checking Exhaust
System"
Revision: April 20092010 QX56

MA-20
< ON-VEHICLE MAINTENANCE >
ENGINE MAINTENANCE
AIR CLEANER FILTER : Exploded View
INFOID:0000000005403138
AIR CLEANER FILTER : Removal and Installation (Viscous paper type)INFOID:0000000005403139
REMOVAL
NOTE:
• The viscous paper type filter does not need cleaning between replacement intervals.
• Replace the air filter as necessary for periodic maintenance. Refer to MA-9, "
Introduction of Periodic Mainte-
nance".
1. Remove the air cleaner case (upper).
2. Remove the air cleaner filter from the air cleaner case (lower).
INSTALLATION
1. Install the new air cleaner filter in the air cleaner case (lower).
2. Install the air cleaner case (upper).
ENGINE OIL
ENGINE OIL : InspectionINFOID:0000000005403140
OIL LEVEL
• Before starting the engine make sure the vehicle is parked on a flat and level surface, then check the oil level. If the engine is already
running, turn it off and allow 10 minutes before checking.
• Check that the oil level is within the low (L) to high (H) range as indicated on the dipstick.
• If the engine oil level is out of range, add oil as necessary. Refer to
MA-13, "
Fluids and Lubricants".
OIL APPEARANCE
• Check the engine oil for a white milky appearance or excessive contamination.
1. Air cleaner case (lower) 2. Air cleaner filter 3. Air cleaner case (upper)
4. Air duct and resonator assembly Front
ALBIA0413GB
SMA954C
Revision: April 20092010 QX56