Workshop Manuals Factory service & repair Nissan and Datsun
01 Relays and Modules02 Sensors and Switches03 Maintenance04 Engine, Cooling and Exhaust05 Powertrain Management06 Transmission and Drivetrain07 Brakes and Traction Control08 Starting and Charging09 Power and Ground Distribution10 Steering and Suspension11 Heating and Air Conditioning12 Restraint Systems13 Accessories and Optional Equipment14 Body and Frame15 Cruise Control16 Instrument Panel, Gauges and Warning Indicators17 Lighting and Horns18 Windows and Glass19 Wiper and Washer Systems
Nissan and Datsun Altima L4-2.5L (QR25DE) (2009)03 · Maintenance
03 · Maintenance

Engine Oil: Specifications (page 2 of 4)

Make
Nissan and Datsun
Model
Altima
Engine
L4-2.5L (QR25DE)
Year
2009
Section
Fluids › Engine Oil
MaintenanceSpecifications · page 2 of 4
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Engine Oil: Testing and Inspection

ENGINE OIL

Inspection

OIL LEVEL
-

Before starting the engine, check the oil level. If the engine is already started, stop it and allow 10 minutes before checking.

-

Check that the oil level is within the range on the dipstick.

-

If it is out of range, add oil as necessary. Refer to "Inspection".

ENGINE OIL APPEARANCE
-

Check engine oil for white milky or excessive contamination.

-

If engine oil becomes milky, it is highly probable that it is contaminated with engine coolant. Repair or replace damaged parts.

OIL LEAKAGE
Check for oil leakage around the following areas:
-

Oil pan

-

Oil pan drain plug

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Oil pressure switch

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Oil filter

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Oil cooler

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IVTC cover

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Front cover

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Mating surface between cylinder block and cylinder head

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Mating surface between cylinder head and rocker cover

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Crankshaft oil seal (front and rear)

OIL PRESSURE CHECK

WARNING:
-

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

-

For M/T models, put the gearshift lever in the Neutral "N" position. For CVT models, put the selector lever in the Park "P" position.

1. Check engine oil level. Refer to "Inspection".
2. Remove undercover using power tool.

3. Disconnect oil pressure switch harness connector at oil pressure switch. Remove oil pressure switch and install Tools.

CAUTION:
Do not drop or shock oil pressure switch.

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Parts & tools for this job For 2009 Nissan Altima 2.5L

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