Nissan Juke Service and Repair Manual : No or very little acceleration, increase in engine speed
Description
CHART 8: NO OR VERY LITTLE ACCELERATION, INCREASE IN ENGINE SPEED
Diagnosis Procedure
1.CHECK FUEL
Check that the fuel reservoir is correctly filled and with the right fuel.
>> GO TO 2.
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 AIR INTAKE SYSTEM
Check air intake system. Refer to EM-280, "Removal and Installation".
Is the inspection result normal? YES >> GO TO 5.
NO >> Repair or replace air intake system.
5.CHECK ELECTRIC THROTTLE CONTROL ACTUATOR
Check electric throttle control actuator. Refer to EC-909, "Diagnosis Procedure".
Is the inspection result normal? YES >> GO TO 6.
NO >> Repair or replace.
6.CHECK MASS AIR FLOW SENSOR
Check mass air flow sensor. Refer to EC-902, "Component Inspection".
Is the inspection result normal? YES >> GO TO 7.
NO >> Repair or replace.
7.CHECK TURBOCHARGER
Check that the turbocharger is working properly. Refer to EC-1003, "Diagnosis Procedure".
Is the turbocharger correct? Yes >> GO TO 8.
No >> Repair or replace.
8.CHECK ACCELERATOR PEDAL POSITION SENSOR
Check the accelerator pedal position sensor. Refer to EC-1001, "Component Inspection".
Is the inspection result normal? YES >> GO TO 9.
NO >> Repair or replace.
9.CHECK EGR SYSTEM Check EGR system. Refer to EC-954, "Diagnosis Procedure".
Is the inspection result normal? YES >> GO TO 10.
NO >> Repair or replace.
10.CHECK CATALYTIC CONVERTER
Is the catalytic converter clogged or deteriorated? Is the inspection result normal? YES >> GO TO 11.
NO >> Repair or replace.
11.CHECK CAN COMMUNICATION
Perform trouble diagnosis on the CAN communication line using CONSULT-III. Refer to LAN-31, "CAN COMMUNICATION SYSTEM : CAN Communication Signal Chart".
Is the inspection result normal? YES >> GO TO 12.
NO >> Repair or replace harness or connector.
12.CHECK LOW PRESSURE CIRCUIT
Perform the TEST 1: LOW PRESSURE CIRCUIT CHECK. Refer to EC-867, "Work Procedure (TEST 1: Low Pressure Fuel Supply System Check)".
>> GO TO 13.
13.CHECK INTERNAL FUEL TRANSFER PUMP
Perform the TEST 2: INTERNAL FUEL TRANSFER PUMP CHECK. Refer to EC-868, "Work Procedure (TEST 2: Internal Fuel Transfer Pump Check)".
>> GO TO 14.
14.CHECK HIGH PRESSURE SUPPLY PUMP (PRESSURE CONTROL VALVE)
Perform the TEST 3: HIGH PRESSURE SUPPLY PUMP (PRESSURE CONTROL VALVE). Refer to EC-868, "Work Procedure [TEST 3: High Pressure Supply Pump (Pressure Control Valve) Check]".
>> GO TO 15.
15.CHECK HIGH PRESSURE SUPPLY PUMP (VOLUMETRIC CONTROL VALVE)
Perform the TEST 4: HIGH PRESSURE SUPPLY PUMP (VOLUMETRIC CONTROL VALVE). Refer to EC- 869, "Work Procedure [TEST 4: High Pressure Supply Pump (Volumetric Control Valve) Check]".
>> GO TO 16.
16.CHECK RAIL HIGH PRESSURE CONTROL CIRCUIT
Perform the TEST 5: RAIL HIGH PRESSURE CONTROL CIRCUIT CHECK. Refer to EC-871, "Work Procedure (TEST 5: Rail High Pressure Regulation Check)".
>> GO TO 17.
17.CHECK MAJOR LEAK IN FUEL INJECTOR/FUEL INJECTORS OPEN
Perform the TEST 6: MAJOR LEAK IN FUEL INJECTOR/FUEL INJECTORS OPEN. Refer to EC-876, "Work Procedure (TEST 6: Fuel Injectors Leak Check)".
>> GO TO 18.
18.CHECK INCORRECT FUEL INJECTION QUANTITY
Perform the TEST 7: INCORRECT FUEL INJECTION QUANTITY. Refer to EC-877, "Work Procedure (TEST 7: Fuel Injection Quantity Check)".
>> INSPECTION END
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Ecu diagnosis information
TCM
Reference Value
CONSULT-III DATA MONITOR STANDARD VALUE
• In CONSULT-III, electric shift timing or lock-up timing, i.e. operation
timing of each solenoid valve, is displayed.
Therefore, if there is an obvious difference between the shift timing estimated
from a shift shock (or
engine ...
Recommended fluids and lubricants
Fluids and Lubricants
*1: For additional information, see “SAE Viscosity Number”.
*2: Use Genuine NISSAN Engine Coolant or equivalent in its quality, in order to
avoid possible aluminium corrosion within the engine
cooling system caused by the use of non-genuine engine coolant. Note that any ...
How to use touch screen
CAUTION
• The glass screen on the liquid crystal display may break if it is hit with
a hard or sharp object. If the glass screen breaks, do not touch it.
Doing so could result in an injury.
• To clean the display, never use a rough cloth, alcohol, benzine, thinner or any
kind of solvent or pa ...