Nissan Juke Service and Repair Manual : Engine overheating

Description

CHART 17: ENGINE OVERHEATING

Diagnosis Procedure

1.CHECK COOLING SYSTEM

Check the cooling system. Refer to CO-60, "Troubleshooting Chart".

Is the inspection result normal? YES >> GO TO 2.

NO >> Repair or replace.

2.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT

Check ECM power supply and ground circuit. Refer to EC-885, "Diagnosis Procedure".

Is the inspection result normal? YES >> GO TO 3.

NO >> Repair or replace harness or connector.

3.CHECK WIRING HARNESS

Visually check the condition of the engine wiring harness.

Is the inspection result normal? YES >> GO TO 4.

NO >> Repair or replace harness or connector.

4.CHECK ENGINE COOLANT TEMPERATURE SENSOR

Check engine coolant temperature sensor. Refer to EC-908, "Component Inspection".

Is the inspection result normal? Yes >> GO TO 5.

No >> Repair or replace.

5.CHECK COOLING FAN OPERATION

Check cooling fan operation. Refer to EC-1015, "Diagnosis Procedure".

Is the inspection result normal? YES >> INSPECTION END

NO >> Repair or replace.

    Engine knock
    Description CHART 16: ENGINE KNOCK Diagnosis Procedure 1.CHECK ENGINE OIL Check the grade of engine oil. Refer to LU-33, "Inspection". Is the inspection result normal? YES >> G ...

    Engine smokes when started
    Description CHART 18: ENGINE SMOKES WHEN STARTED Diagnosis Procedure 1.CHECK ENGINE OIL Check the grade of engine oil. Refer to LU-33, "Inspection". Is the inspection result normal? ...

    Other materials:

    B26F5 steering lock status switch
    DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B26F5 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to BCS-83, "DTC Logic". • If DTC B26F5 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to BCS-84, "D ...

    Power supply and ground circuit
    Diagnosis Procedure 1.CHECK FUSES AND FUSIBLE LINK Check that the following IPDM E/R fuses or fusible links are not blown. Is the fuse fusing? YES >> Replace the blown fuse or fusible link after repairing the affected circuit if a fuse or fusible link is blown. NO >> GO TO 2. ...

    Combination meter
    Reference Value VALUES ON THE DIAGNOSIS TOOL NOTE: Some items are not available according to vehicle specification. TERMINAL LAYOUT PHYSICAL VALUES Fail-Safe FAIL-SAFE The combination meter activates the fail-safe control if CAN communication with each unit is malfuncti ...