Nissan Juke Service and Repair Manual : Overspeed at idle speed or on releasing brake
Description
CHART 14: OVERSPEED AT IDLE SPEED OR ON RELEASING BRAKE
Diagnosis Procedure
1.CHECK ENGINE OIL
Check the grade of engine oil. Refer to LU-33, "Inspection".
Is the inspection result normal? YES >> GO TO 2.
NO >> Replace engine oil. Refer to LU-34, "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-885, "Diagnosis Procedure".
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 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 6.
NO >> Repair or replace harness or connector.
6.CHECK ???ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)???
Perform trouble diagnosis on the ???ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)???. [Refer to BRC-24, "CONSULT-III Function". (Without ESP), BRC-131, "CONSULT-III Function". (With ESP)] Is the inspection result normal? YES >> INSPECTION END.
NO >> Repair or replace.
Too much power
Description
CHART 13: TOO MUCH POWER
Diagnosis Procedure
1.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT
Check ECM power supply and ground circuit. Refer to EC-885, "Diagnosis
Procedure".
...
Excessive consumption
Description
CHART 15:EXCESSIVE CONSUMPTION
Diagnosis Procedure
1.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT
Check ECM power supply and ground circuit. Refer to EC-885, "Diagnosis
Procedure&q ...
Other materials:
Integrated control system (if so equipped)
The Integrated Control System is located below the audio system or navigation
system (if so equipped). Two Integrated Control System modes can be selected: Drive
mode and Climate Control mode.
Depending on which Integrated Control System mode is selected (Drive mode or
Climate Control mode), ...
P1726 throttle control signal
Description
Electric throttle control actuator consists of throttle control motor,
accelerator pedal position sensor, throttle
position sensor etc. The actuator sends a signal to the ECM, and ECM sends the
signal to TCM with CAN
communication.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATI ...
Engine maintenance (K9K)
Drive belt
DRIVE BELT : Checking Drive Belts
WARNING:
Be sure to perform when the engine is stopped.
1. Inspect belts for cracks, fraying, wear and oil. If necessary,
replace.
2. Evaluate manually if the belt is enough tensioned (tension cannot
be measured by way of frequency meter).
CAU ...
