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HOMESERVICE MANUALSNISSAN-DATSUN2015JUKE SL, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 1 (ENGINE CONTROL SYSTEM (NISMO RS - INTRODUCTION))SYSTEM DESCRIPTIONDIAGNOSIS SYSTEM (ECM)CONSULT FUNCTIONWORK SUPPORT MODE
2015 Nissan-Datsun Juke SL, 4WD

Work Support Mode

2015 Nissan-Datsun Juke SL, 4WDSECTION Work Support Mode
WARNING: This page is about a different variant/trim than selected.

Work Item 

Work item Condition Usage
IDLE AIR VOL LEARN The idle air volume that keeps the engine within the specified range is memorized in ECM. When learning the idle air volume
EVAP SYSTEM CLOSE Close the EVAP canister vent control valve in order to make EVAP system close under the following conditions.
  • Ignition switch ON
  • Engine not running
  • Ambient temperature is above 0°C (32°F)
  • No vacuum and no high pressure in EVAP system
  • Fuel tank temperature is more than 0°C (32°F)
  • Within 10 minutes after starting "EVAP SYSTEM CLOSE"
  • When trying to execute "EVAP SYSTEM CLOSE" under the condition except above, CONSULT will discontinue it and display appropriate instruction.
    NOTE:

    When starting engine, CONSULT may display "Battery voltage is low. Charge battery", even in using charged battery.

 When detecting EVAP vapor leak point of EVAP system
FUEL PRESSURE RELEASE Crank a few times after engine stalls. When releasing fuel pressure from fuel line
TARGET IGN TIM ADJ* Idle condition When adjusting target ignition timing
TARGET IDLE RPM ADJ* Idle condition When setting target idle speed
VIN REGISTRATION In this mode, VIN is registered in ECM. When registering VIN in ECM
SELF-LEARNING CONT The coefficient of self-learning control mixture ratio returns to the original coefficient. When clearing mixture ratio self-learning value
G SENSOR CALIBRATION
  • Park the vehicle on a flat road.
  • Adjust pressure in all tires to the specified value.
 Calibrates G sensor.
CLSD THL POS LEARN
  • Ignition on and engine stopped.
 When learning the throttle valve closed position
SAVING DATA FOR REPLC CPU In this mode, save data that is in ECM. When ECM is replaced.
WRITING DATA FOR REPLC CPU In this mode, write data stored by "SAVE DATA FOR CPU REPLC" in work support mode to ECM. When ECM is replaced.

*: This function is not necessary in the usual service procedure.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.