Nissan Rogue (T33) 2021-Present Service Manual: P0524 Engine Oil Pressure

Nissan Rogue (T33) 2021-Present Service Manual / Engine :: Engine Control System / Kr15ddt :: Dtc/circuit Diagnosis / P0524 Engine Oil Pressure

DTC Description

DTC DETECTION LOGIC

DTC

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
P0524 00

ENGINE OIL PRESSURE

(Engine oil pressure too low) 		Diagnosis condition —
Signal (terminal) Engine oil pressure sensor signal
Threshold An EOP sensor signal voltage applied to ECM remains lower than the specified value continuously when the engine speed is 1,000 rpm or more
Diagnosis delay time 10 seconds or more

POSSIBLE CAUSE

  • Decrease in engine oil pressure

  • Decrease in engine oil level

  • Engine oil condition

  • EOP sensor

  • Cause of engine oil consumption

  • Sensor power supply 2 circuit

FAIL-SAFE

Not applicable

DTC Confirmation Procedure

CAUTION:

If “DTC Diagnosis Procedure” is unfinished, be sure to perform Step 3 and 4.

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.

PRECONDITIONING-2

Is “Diagnosis Procedure” of DTC P0524 finished?

YES>>

GO TO 3.

NO>>

GO TO 4.

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 1st trip DTC.

Is 1st trip DTC detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO-1>>

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

NO-2>>

Confirmation after repair: INSPECTION END

CHECK ENGINE OIL LEVEL

Check engine oil pressure. Refer to Inspection.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Refer to DTC Diagnosis Procedure.

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.

    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     		1.360 V or more

    Engine speed:

    2,000 rpm     		1.670 V or more

Without CONSULT

Check engine oil level. Refer to Inspection.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Refer to DTC Diagnosis Procedure.

DTC Diagnosis Procedure

CHECK ENGINE OIL LEVEL

  1. Turn ignition switch OFF.

  2. Check engine oil pressure level. Refer to Inspection

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

GO TO 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.

    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     		1.360 V or more

    Engine speed:

    2,000 rpm     		1.670 V or more

Without CONSULT

Check engine oil pressure. Refer to Inspection.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Check oil pump. Refer to Removal and Installation.

CHECK EOP SENSOR

Check EOP sensor. Refer to Component Inspection.

Is the inspection result normal?

YES>>

Check intermittent incident. Refer to Intermittent Incident.

NO>>

Repair or replace error-detected parts.

CHECK ENGINE OIL LEAKAGE

Check engine oil leakage. Refer to Engine Lubrication System.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Repair or replace error-detected parts.

CHECK CAUSE OF ENGINE OIL CONSUMPTION

Check the following item.

Step Inspection item Equipment Standard Reference
1 PCV valve POSITIVE CRANKCASE VENTILATION : Periodic Maintenance
2 Exhaust front tube Visual

  • No blocking

  • No abnormal sounds

 —
3 Oil pump Visual

  • No blocking

  • No abnormal sounds

 —
Removal and Installation
4

  • Piston

  • Piston pin

  • Piston ring

  • Piston to piston pin oil clearance

  • Piston ring side clearance

  • Piston ring end gap

 Inspection
5 Cylinder block

  • Cylinder block top surface distortion

  • Piston to cylinder bore clearance

 Disassembly & Assembly

>>

Repair or replace error-detected parts.

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