Renault Koleos Service Repair Manual: Oil pressure: Check

M9R

Engine and cylinder block assembly

WARNING

Always check the oil level using the dipstick.

Do not exceed the maximum level on the dipstick (could destroy the engine).

Correct the engine oil level if necessary before delivering the vehicle to the customer.

 

Note: When topping up the engine oil, always leave at least 10 minutes before checking the level with a dipstick.

It is essential to monitor the engine oil pressure as the engine oil temperature rises (approximately 80ºC or the first time the engine cooling fan is activated).

I - PARTS AND CONSUMABLES FOR THE REPAIR

  • Always replace:
    • the drain plug seal (in the event of an oil change),
    • oil filter (if removed).
  • Consumables:
    • the engine oil .

II - CHECKING

  • Position the vehicle on a two-post lift.
  • Remove:
    • the engine cover,
    • the engine undertray,
    • the alternator,
    • the oil pressure sensor.

Engine and cylinder block assembly

  • Place the oil pressure measurement tool (Mot. 836- 05) with the correct end pieces in place of the oil pressure sensor using the tool (Mot. 1495-01) or a 22 mm long socket.
  • End pieces: (C) + (F) .

AIR CONDITIONING 01 or AIR CONDITIONING 02

Engine and cylinder block assembly

  • Disconnect the connector from the air conditioning compressor (1) .

 

  • Refit the alternator.
  • Start the engine.
  • Monitor the engine oil pressure as the oil temperature rises (approximately 80ºC or the first time the engine cooling fan is activated); it should not be less than the pressure at idle speed.
  • Measure the pressure which should be:
    • at idle speed: 1.4 bar,
    • at 3000 rpm: 4.7 to 6.4 bar.
  • Switch off the ignition.
  • Remove the alternator.

AIR CONDITIONING 01 or AIR CONDITIONING 02

  • Connect the air conditioning compressor connector.

 

  • Remove the tool (Mot. 836-05) with the end parts.
  • Refit the oil pressure sensor.
  • Wipe any oil run-off with a cloth.
  • Wait for at least 10 minutes.
  • Check the engine oil level using the dipstick.
  • Top up the engine oil if necessary.
  • Refit the alternator .
  • Start the engine and check that there are no oil leaks at the oil pressure sensor.
  • Refit:
    • the engine undertray,
    • the engine cover.

2TR

Engine and cylinder block assembly

CHECKING

Engine and cylinder block assembly

  • Use the tool (Mot. 836-05) and a 27 mm long socket.
  • Check the oil pressure when the engine is warm (approximately 80ºC).
  • Remove the oil pressure sensor.
  • Fit the end piece (D) of tool (Mot. 836-05) in place of the oil pressure sensor.
  • End pieces: (D) + (F)
  • 2TR engine:
    • Idle speed: more than 0.98 bar
    • 2000 rpm: more than 2.94 bar.
  • Remove the end piece (D) of tool (Mot. 836-05) from the position of the oil pressure sensor.
  • Refit the oil pressure sensor.
    Oil pump: Removal - Refitting

    Multifunction support: Removal - Refitting

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