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Nissan Versa
 Sedan Service Manual
Engine » Engine control system (EC) » P0524 engine oil pressure
DTC Logic

DTC DETECTION LOGIC

NOTE: If DTC P0524 is displayed with DTC P0520 or P0075, perform trouble diagnosis for DTC P0520 or P0075 first. Refer to EC, "DTC Logic" or EC, "DTC Logic".

DTC No. Trouble diagnosis (Trouble diagnosis content) Detecting condition Possible cause

P0524

ENGINE OIL PRESSURE (Engine oil pressure too low) An engine oil pressure sensor signal voltage applied to ECM remains lower than the specified value continuously for 10 seconds or more when the engine speed is 1,000 rpm ore more.
  • Decrease in engine oil pressure
  • Decrease in engine oil level
  • Engine oil condition
  • Engine oil pressure sensor
  • Engine body

DTC CONFIRMATION PROCEDURE

CAUTION: If "Diagnosis Procedure" is unfinished, be sure to perform Step 3 and 4.

1.PRECONDITIONING-I

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.

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

>> GO TO 2.

2.PRECONDITIONING-II

Is "Diagnosis Procedure" of DTC P0524 finished?

YES >> GO TO 5.

NO >> GO TO 3.

3.CHECK ENGINE OIL LEVEL

Check engine oil level. Refer to LU "Inspection".

Is the inspection result normal?

YES >> GO TO 4.

NO >> Proceed to EC, "Diagnosis Procedure"

4.CHECK ENGINE OIL PRESSURE

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.

Without CONSULT

Check engine oil level. Refer to LU, "Inspection".

Is the inspection result normal?

YES >> GO TO 5.

NO >> Proceed to EC, "Diagnosis Procedure"

5.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.

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

    3.   Check DTC.

Is 1st trip DTC detected?

YES >> Proceed to EC, "Diagnosis Procedure"

NO >> INSPECTION END

    More about «P0524 engine oil pressure»:

    DTC Logic

    Diagnosis Procedure

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