P0524

P0524 ENGINE OIL PRESSURE





DTC Logic

DTC DETECTION LOGIC

NOTE:
If DTC P0524 is displayed with DTC P0075 or P0081, first perform the trouble diagnosis for DTC P0075, P0081. Refer to P0075.

DTC Detection Logic:

DTC CONFIRMATION PROCEDURE
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 between 10 V and 16 V at idle.
- GO TO 2.
2.PRECONDITIONING-II
Check oil level and oil pressure. Refer to Testing and Inspection.
Is the inspection result normal?
YES - GO TO 3.
NO - Go to Testing and Inspection.
3.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT-III
1. Select "DATA MONITOR" mode with CONSULT-III.
2. Maintain the following conditions for at least 20 consecutive seconds.






CAUTION:
Always drive at a safe speed.
3. Check 1st trip DTC.
With GST
Follow the procedure "With CONSULT-III" above.
Is 1st trip DTC detected?
YES - Go to P0524
NO - INSPECTION END




Diagnosis Procedure
1.CHECK OIL PRESSURE WARNING LAMP
1. Start engine.





2. Check oil pressure warning lamp and confirm it is not illuminated.
Is oil pressure warning lamp illuminated?
YES - Go to Testing and Inspection.
NO - GO TO 2.
2.CHECK INTAKE VALVE TIMING CONTROL SOLENOID VALVE
Refer to P0075.
Is the inspection result normal?
YES - GO TO 3.
NO - Replace malfunctioning intake valve timing control solenoid valve.
3.CHECK CRANKSHAFT POSITION SENSOR
Refer to P0335.
Is the inspection result normal?
YES - GO TO 4.
NO - Replace crankshaft position sensor.
4.CHECK CAMSHAFT POSITION SENSOR
Refer to P0340.
Is the inspection result normal?
YES - GO TO 5.
NO - Replace malfunctioning camshaft position sensor.
5.CHECK CAMSHAFT (INTAKE)
Check the following.





- Accumulation of debris to the signal plate of camshaft front end
- Chipping signal plate of camshaft front end
Is the inspection result normal?
YES - GO TO 6.
NO - Remove debris and clean the signal plate of camshaft front end or replace camshaft.
6.CHECK TIMING CHAIN INSTALLATION
Check service records for any recent repairs that may cause timing chain misaligned.
Are there any service records that may cause timing chain misaligned?
YES - Check timing chain installation. Refer to Disassembly and Assembly.
NO - GO TO 7.
7.CHECK LUBRICATION CIRCUIT
Perform "Inspection of Camshaft Sprocket (INT) Oil Groove". Refer to Testing and Inspection.
Is the inspection result normal?
YES - GO TO 8.
NO - Clean lubrication line.
8.CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
- INSPECTION END