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. |
|
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.
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
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
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
1.CHECK ENGINE OIL LEVEL
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 4.
2.CHECK ENGINE OIL PRESSURE
WITH CONSULT
Without CONSULT
Check engine oil level. Refer to LU, "Inspection".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Check oil pressure. Refer to LU, "Inspection".
3.CHECK ENGINE OIL PRESSURE SENSOR
Check engine oil pressure sensor. Refer to EC, "Component Inspection".
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI, "Intermittent Incident".
NO >> Replace engine oil pressure sensor. Refer to EM, "Exploded View".
4.CHECK ENGINE OIL LEAKAGE
Check engine oil leakage. Refer to LU, "Inspection".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace error-detected parts.
Component Inspection
1.CHECK ENGINE OIL PRESSURE SENSOR
Is the inspection result normal?
YES >> INSPECTION END.
NO >> Replace engine oil pressure sensor. Refer to EM, "Exploded View".
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