Your Vehicle: 2009 Nissan-Datsun Altima V6-3.5L (VQ35DE)
 
Vehicle » Engine, Cooling and Exhaust » Engine » Engine Oil » Testing and Inspection  
 
 
  Testing and Inspection  
 

ENGINE OIL

Inspection

OIL LEVEL

NOTE:

  • 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 as indicated on the dipstick.
  • If it is out of range, add oil as necessary.

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
  • Oil pressure switch
  • Oil filter
  • Oil cooler
  • IVTC cover
  • Front cover
  • Mating surface between cylinder block and cylinder head
  • Mating surface between cylinder head and rocker cover
  • Crank 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 the oil level.
  2. Remove undercover using power tool.

  

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

CAUTION:
Do not drop or shock oil pressure switch.

  

  1. Start the engine and warm it up to normal operating temperature.
  2. Check oil pressure with engine running under no-load, using Tool. Refer to See: Engine Oil Pressure\Specifications. If difference is extreme, check oil passage and oil pump for oil leaks.
  3. After the Inspections, install the oil pressure switch as follows:
    1. Remove the old sealant adhering to oil pressure switch and engine.
    2. Apply thread sealant and tighten the oil pressure switch to specification.

Use Genuine High Performance Thread Sealant, or equivalent. Refer to See: Specifications\Fluid Types.

Oil pressure switch : 14.7 N.m (1.5 kg-m, 11 ft-lb)

    1. After warming up engine, make sure there are no leaks of engine oil with engine running.