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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 89 (Engine Control System (DTC/Circuit Diagnosis) (3 Of 5)) >> DTC/Circuit Diagnosis >> DTC P0524: Engine Oil Pressure >> DTC Confirmation Procedure

DTC Confirmation Procedure

WARNING: This page is about a different car, the 2018 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: If Diagnosis Procedure  is unfinished, be sure to perform Step 3 and 4.
  1. PRECONDITIONING-1 

    If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.

    1. Turn ignition switch OFF and wait at least 10 seconds.
    2. Turn ignition switch ON.
    3. Turn ignition switch OFF and wait at least 10 seconds.

    TEST CONDITION:

    Before performing the following procedure, confirm that battery voltage is 11 V or more at idle.

    GO TO 2.

  2. PRECONDITIONING-2 

    Is "Diagnosis Procedure" of DTC P0524 finished?

    YES

    GO TO 3.

    NO

    GO TO 4.

  3. PERFORM DTC CONFIRMATION PROCEDURE 
    1. Start engine and warm it up to normal operating temperature.
    2. Maintain the following conditions for about 10 consecutive seconds.

      Selector lever

      P or N position

      Engine coolant temperature

      70°C (158°F) or more

      Engine speed

      1, 000 rpm or more

      NOTE: With engine speed set around 4, 000 rpm, the phenomenon can be reproduced more easily.
    3. Check DTC.

    Is DTC detected?

    YES

    Proceed to Diagnosis Procedure .

    NO

    INSPECTION END

  4. CHECK ENGINE OIL LEVEL 

    Check engine oil level. Refer to Inspection .

    Is the inspection result normal?

    YES

    GO TO 5.

    NO

    Proceed to Diagnosis Procedure .

  5. CHECK ENGINE OIL PRESSURE 

    SYMBOL With CONSULT

    1. Turn ignition switch ON.
    2. Select "DATA MONITOR" mode of "ENGINE" using CONSULT.
    3. Start the engine and check that "EOP SENSOR" changes, according to engine speeds.

      Monitor item

      Condition

      Value

      (Approx.)

      EOP SENSOR

      • Engine oil temperature: 80°C (176°F)
      • Selector lever: P or N position
      • Air conditioner switch: OFF
      • No load

      Engine speed:

      Idle

      1, 450 mV or more

      Engine speed:

      2, 000 rpm

      2, 850 mV or more

    SYMBOL Without CONSULT

    Check engine oil pressure. Refer to Inspection .

    Is the inspection result normal?

    YES

    To check malfunction symptom before repair: Refer to Intermittent Incident .

    YES

    Confirmation after repair: INSPECTION END

    NO

    Proceed to Diagnosis Procedure .