P0524

P0524 ENGINE OIL PRESSURE

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


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.





NOTE:
With engine speed set around 4,000 rpm, the phenomenon can be reproduced more easily.
3.Check 1st trip DTC.
Is 1st trip DTC detected?
YES- Proceed to "Diagnosis Procedure" .
NO- INSPECTION END

4. CHECK ENGINE OIL LEVEL

Check engine oil level. Refer to "Inspection" Procedures.
Is the inspection result normal?
YES- GO TO 5.
NO- Proceed to "Diagnosis Procedure" .

5. 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 "Inspection" Procedures.
Is the inspection result normal?
YES- GO TO 3.
NO- Proceed to "Diagnosis Procedure" .


Diagnosis Procedure


1. CHECK ENGINE OIL LEVEL

1.Turn ignition switch OFF.
2.Check engine oil level. Refer to "Inspection" Procedures.
Is the inspection result normal?
YES- GO TO 2.
NO- GO TO 4.

2. 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 "Inspection" Procedures.
Is the inspection result normal?
YES- GO TO 3.
NO- Check oil pump. Refer to "Inspection" Inspection.

3. CHECK EOP SENSOR

Check EOP sensor. Refer to "Component Inspection" P0520.
Is the inspection result normal?
YES- Check intermittent incident. Refer to "Intermittent Incident" Intermittent Incident.
NO- Repair or replace error-detected parts.

4. CHECK ENGINE OIL LEAKAGE

Check engine oil leakage. Refer to "Lubrication Circuit" [1][2]Diagrams.
Is the inspection result normal?
YES- GO TO 5.
NO- Repair or replace error-detected parts.

5. CHECK CAUSE OF ENGINE OIL CONSUMPTION

Check the following item.





- Repair or replace error-detected parts.


Component Inspection


1. CHECK EOP SENSOR

1.Turn ignition switch OFF.
2.Disconnect EOP sensor harness connector.
3.Check resistance between EOP sensor connector terminals.





Is the inspection result normal?
YES- INSPECTION END.
NO- Replace EOP sensor. Refer to "Component Parts Location" Locations.