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:
Fuel pump
Component Function Check
1.CHECK FUEL PUMP FUNCTION
1. Turn ignition switch ON.
2. Pinch fuel feed hose with two fingers.
Fuel pressure pulsation should be felt on the fuel feed
hose for 1 second after ignition switch is turned ON.
Is the inspection result normal?
YES >> INSPECTION END
...
On board diagnostic (OBD) system
Diagnosis Description
This system is an on board diagnostic system that records exhaust
emission-related diagnostic information
and detects a sensors/actuator-related malfunction. A malfunction is indicated
by the malfunction indicator
lamp (MIL) and stored in ECU memory as a DTC. The diagnos ...
Diagnosis and repair work flow
Work Flow
OVERALL SEQUENCE
Reference 1··· Refer to AV-33, "MODELS WITH USB CONNECTION FUNCTION : Symptom
Table" (with USB
connection function) or AV-35, "MODELS WITHOUT USB CONNECTION FUNCTION : Symptom
Table" (without
USB connection function).
DETAILED FLOW
1.CHECK ...