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Home >> Nissan-Datsun >> 2009 >> Cube Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Introduction >> System Description >> On Board Diagnostic (OBD) System >> CONSULT-III Function >> Active Test Mode >> Test Item
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Test Item

ACTIVE TEST MODE REFERENCE

TEST ITEM CONDITION JUDGMENT CHECK ITEM (REMEDY)
FUEL INJECTION
  • Engine: Return to the original trouble condition
  • Change the amount of fuel injection using CONSULT-III.
 If trouble symptom disappears, see CHECK ITEM.
  • Harness and connectors
  • Fuel injector
  • Air fuel ratio (A/F) sensor 1
IGNITION TIMING
  • Engine: Return to the original trouble condition
  • Timing light: Set
  • Retard the ignition timing using CONSULT-III.
 If trouble symptom disappears, see CHECK ITEM.
  • Perform Idle Air Volume Learning.
POWER BALANCE
  • Engine: After warming up, idle the engine.
  • A/C switch OFF
  • Selector lever: P or N position (CVT), Neutral position (M/T)
  • Cut off each fuel injector signal one at a time using CONSULT-III.
 Engine runs rough or dies.
  • Harness and connectors
  • Compression
  • Fuel injector
  • Power transistor
  • Spark plug
  • Ignition coil
COOLING FAN(1)
  • Ignition switch: ON
  • Turn the cooling fan "LOW", "HI" and "OFF" using CONSULT-III.
 Cooling fan moves and stops.
  • Harness and connectors
  • IPDM E/R (Cooling fan relay)
  • Cooling fan motor
ENG COOLANT TEMP
  • Engine: Return to the original trouble condition
  • Change the engine coolant temperature using CONSULT-III.
 If trouble symptom disappears, see CHECK ITEM.
  • Harness and connectors
  • Engine coolant temperature sensor
  • Fuel injector
FUEL PUMP RELAY
  • Ignition switch: ON (Engine stopped)
  • Turn the fuel pump relay "ON" and "OFF" using CONSULT-III and listen to operating sound.
 Fuel pump relay makes the operating sound.
  • Harness and connectors
  • Fuel pump relay
PURG VOL CONT/V
  • Engine: After warming up, run engine at 1, 500 RPM.
  • Change the EVAP canister purge volume control solenoid valve opening percent using CONSULT-III.
 Engine speed changes according to the opening percent.
  • Harness and connectors
  • Solenoid valve
FUEL/T TEMP SEN
  • Change the fuel tank temperature using CONSULT-III.
VENT CONTROL/V
  • Ignition switch: ON (Engine stopped)
  • Turn solenoid valve "ON" and "OFF" using the CONSULT-III and listen to operating sound.
 Solenoid valve makes an operating sound.
  • Harness and connectors
  • Solenoid valve
V/T ASSIGN ANGLE
  • Engine: Return to the original trouble condition
  • Change intake valve timing using CONSULT-III.
 If trouble symptom disappears, see CHECK ITEM.
  • Harness and connectors
  • Intake valve timing control solenoid valve
ALTERNATOR DUTY
  • Engine: idle.
  • Change duty ratio using CONSULT-III.
 Battery voltage changes.
  • Harness and connectors
  • IPDM E/R
  • Alternator
(1) Leaving cooling fan OFF with CONSULT-III while engine is running may cause the engine to overheat.
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