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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 2277 (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 Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
WORK SUPPORT MODE - WORK ITEM

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, CONSULTII 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
VIN REGISTRATION
  • IN THE MODE, VIN IS REGISTERED IN ECM.
When registering VIN in ECM
TARGET IDLE RPM ADJ(1)
  • IDLE CONDITION
When setting target idle speed
TARGET IGN TIM ADJ(1)
  • IDLE CONDITION
When adjusting target ignition timing
(1) This function is not necessary in the usual service procedure.