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Home >> Infiniti >> 2010 >> M35 x >> Repair and Diagnosis >> External Pages >> Different car >> Section 189 (Engine Control System - Introduction) >> Service Information >> Trouble Diagnosis >> CONSULT-III Function >> Active Test Mode >> Test Item
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Test Item

WARNING: This page is about a different car, the 2010 Infiniti M45. However, it is still accessible from the selected car via links, so may be relevant.
ACTIVE TEST MODE CHART

TEST ITEM CONDITION JUDGMENT CHECK ITEM (REMEDY)
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
ENG COOLANT TEMP
  • Engine: Return to the original trouble condition
  • Change the engine coolant temperature using CONSULT-III.
 If trouble symptom disappears, see following items.
  • 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-III.
 If trouble symptom disappears, see following items.
  • Harness and connectors
  • Fuel injector
  • Air fuel ratio (A/F) sensor 1
FUEL/T TEMP SEN
  • Change the fuel tank temperature using CONSULT-III.
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 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
V/T ASSIGN ANGLE
  • Engine: Return to the original trouble condition
  • Change intake valve timing using CONSULT-III.
 If trouble symptom disappears, see following items.
  • Harness and connectors
  • Intake valve timing control solenoid valve
VIAS SOL VALVE
  • Ignition switch: ON
  • Turn solenoid valve ON and OFF using CONSULT-III and listen to operating sound.
 Solenoid valve makes an operating sound.
  • Harness and connectors
  • Solenoid valve
FAN DUTY CONTROL(1)
  • Ignition switch: ON
  • Change duty ratio using CONSULT-III.
 Cooling fan speed changes.
  • Harness and connectors
  • Cooling fan motor
  • Cooling fan relay
  • Cooling fan control module
  • IPDM E/R
ALTERNATOR DUTY
  • Engine: Idle
  • Change duty ratio using CONSULT-III.
 Battery voltage changes.
  • Harness and connectors
  • IPDM E/R
  • Alternator
POWER BALANCE
  • Engine: After warming up, idle the engine.
  • A/C switch OFF
  • Selector lever: P or N position
  • 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
IGNITION TIMING
  • Engine: Return to the original trouble condition
  • Timing light: Set
  • Retard the ignition timing using CONSULT-III.
 If trouble symptom disappears, see following items.
  • Perform Idle Air Volume Learning.
(1) Leaving cooling fan OFF with CONSULT-III while engine is running may cause the engine to overheat.
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