Nissan Juke Service and Repair Manual : Engine smokes when revved
Description
CHART 20: ENGINE SMOKES WHEN REVVED
Diagnosis Procedure
1.CHECK ENGINE OIL
Check the grade of engine oil. Refer to LU-25, "Inspection".
Is the inspection result normal? YES >> GO TO 2.
NO >> Replace engine oil. Refer to LU-26, "Refilling".
2.CHECK ENGINE OIL LEVEL
Is the engine oil level correct? Yes or No Yes >> GO TO 3.
No >> Top up the oil.
3.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT
Check ECM power supply and ground circuit. Refer to EC-908, "Component Inspection".
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace harness or connector.
4.CHECK WIRING HARNESS
Visually check the condition of the engine wiring harness.
Is the inspection result normal? YES >> GO TO 5.
NO >> Repair or replace harness or connector.
5.CHECK MASS AIR FLOW SENSOR
Check mass air flow sensor. Refer to EC-902, "Component Inspection".
Is the inspection result normal? YES >> INSPECTION END
NO >> Repair or replace.
Engine emits blue smoke
Description CHART 19: ENGINE EMITS BLUE SMOKE Diagnosis Procedure 1.CHECK ENGINE OIL Check the grade of engine oil. Refer to LU-33, "Inspection". Is the inspection result normal? YES ...Engine emits white smoke (especially when starting)
Description CHART 21: ENGINE EMITS WHITE SMOKE (ESPECIALLY WHEN STARTING) Diagnosis Procedure 1.CHECK FUEL Check that the fuel reservoir is correctly filled and with the right fuel. >> GO ...Other materials:
Door locks/unlocks precaution
• Do not push the door handle request switch with the Intelligent Key held in
your hand as illustrated. The close distance to the door handle will cause the Intelligent
Key system to have difficulty recognizing that the Intelligent Key is outside the
vehicle.
• After locking with the door h ...
Erratic acceleration
Description
CHART 10: Erratic acceleration
Diagnosis Procedure
1.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 2.
NO >> Repair or replace ha ...
Interior room lamp control circuit
Description
Controls each interior room lamp (ground side) by PWM signal.
NOTE:
PWM signal control period is approximately 250 Hz (in the gradual
brightening/dimming).
Component Function Check
CAUTION:
Before performing the diagnosis, check that the following are normal.
• Interior room l ...