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Home >> Nissan-Datsun >> 2022 >> Versa SV >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (1 Of 2) >> System Description >> Diagnosis System (ECM) >> Diagnosis Description >> CONSULT Function >> Active Test Mode
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Active Test Mode

Test Item 

TEST ITEM

CONDITION

JUDGMENT

CHECK ITEM (REMEDY)

ENG COOLANT TEMP

  • Engine: Return to the original trouble condition
  • Change the engine coolant temperature using CONSULT.

If trouble symptom disappears, see CHECK ITEM.

  • Harness and connectors
  • Engine coolant temperature sensor
  • Fuel injector

FUEL INJECTION

  • Engine: Return to the original trouble condition
  • Change the amount of fuel injection using CONSULT.

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.

If trouble symptom disappears, see CHECK ITEM.

  • Perform Idle Air Volume Learning.

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.

Engine speed changes according to the opening percent.

  • Harness and connectors
  • Solenoid valve

FUEL/T TEMP SEN

Change the fuel tank temperature using CONSULT.

POWER BALANCE

  • Engine: After warming up, idle the engine.
  • A/C switch OFF
  • Shift lever: Neutral
  • Cut off each fuel injector signal one at a time using CONSULT.

Engine runs rough or dies.

  • Harness and connectors
  • Compression
  • Fuel injector
  • Power transistor
  • Spark plug
  • Ignition coil

INT V/T ASSIGN ANGLE

  • Engine: Return to the original non-standard condition
  • Change intake valve timing using CONSULT.

If malfunctioning symptom disappears, see CHECK ITEM.

  • Harness and connectors
  • Intake valve timing control solenoid valve

EXH V/T ASSIGN ANGLE

  • Engine: Return to the original nonstandard condition
  • Change exhaust valve timing using CONSULT.

If malfunctioning symptom disappears, see CHECK ITEM.

  • Harness and connectors
  • Exhaust valve timing control solenoid valve

FUEL PUMP RELAY

  • Ignition switch: ON
  • Turn the fuel pump relay "ON " and "OFF " using CONSULT and listen to operating sound.

Fuel pump relay makes the operating sound.

  • Harness and connectors
  • Fuel pump relay

VENT CONTROL/V

  • Ignition switch: ON
  • Turn solenoid valve ON and OFF with the CONSULT and listen to operating sound.

Solenoid valve makes an operating sound.

  • Harness and connectors
  • EVAP canister vent control solenoid valve

FAN DUTY CONTROL*

  • Ignition switch: ON
  • Change duty ratio using CONSULT.

Cooling fan speed changes.

  • Harness and connectors
  • IPDM E/R (Cooling fan relay)
  • Cooling fan motor
  • Cooling fan relay
  • Cooling fan module

TUMBLE CONTROL VALUE

  • Ignition switch: ON (Engine stopped)
  • Turn the intake manifold runner control valve "ON " and "OFF " using CONSULT to open or close.

Touch the intake manifold runner control valve motor and check the operating vibration and sound.

  • Harness and connectors
  • Intake manifold runner control valve
  • Intake manifold runner control valve motor

*: Leaving cooling fan OFF with CONSULT while engine is running may cause the engine to overheat.