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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 2319 (Engine Control System - Introduction) >> Trouble Diagnosis >> CONSULT-II Function (ENGINE) >> Work Support Mode >> Work Item
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Work Item

WARNING: This page is about a different car, the 2006 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
WORK ITEM CONDITION CHART

WORK ITEM CONDITION USAGE
FUEL PRESSURE RELEASE
  • FUEL PUMP WILL STOP BY TOUCHING "START" DURING IDLING.

    CRANK A FEW TIMES AFTER ENGINE STALLS.

When releasing fuel pressure from fuel line
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
SELF-LEARNING CONT
  • THE COEFFICIENT OF SELF-LEARNING CONTROL MIXTURE RATIO RETURNS TO THE ORIGINAL COEFFICIENT.
When clearing the coefficient of self-learning control value
EVAP SYSTEM CLOSE CLOSE THE EVAP CANISTER VENT CONTROL VALVE IN ORDER TO MAKE EVAP SYSTEM CLOSE UNDER THE FOLLOWING CONDITIONS.
  • IGN SW "ON"
  • ENGINE NOT RUNNING
  • AMBIENT TEMPERATURE IS ABOVE 0°C (32°F).
  • NO VACUUM AND NO HIGH PRESSURE IN EVAP SYSTEM
  • FUEL TANK TEMP. 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-II WILL DISCONTINUE IT AND DISPLAY APPROPRIATE INSTRUCTION.
    NOTE: WHEN STARTING ENGINE, CONSULT-II MAY DISPLAY "BATTERY VOLTAGE IS LOW. CHARGE BATTERY", EVEN IN USING CHARGED BATTERY.
When detecting EVAP vapor leak point of EVAP system
TARGET IDLE RPM ADJ(1)
  • IDLE CONDITION
When setting target idle speed
TARGET IGN TIM ADJ(1)
  • IDLE CONDITION
When adjusting target ignition timing
VIN REGISTRATION
  • IN THIS MODE, VIN IS REGISTERED IN ECM.
When registering VIN in ECM
(1) This function is not necessary in the usual service procedure.