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Home >> Infiniti >> 2004 >> Q45 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> Variable Induction Air Control System (VIAS) >> Diagnostic Procedure >> 6. Check VIAS Control Solenoid Valve Power Supply Circuit
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6. Check VIAS Control Solenoid Valve Power Supply Circuit

  1. Turn ignition switch OFF.
  2. Disconnect VIAS control solenoid valve harness connector.
  3. Turn ignition switch ON.
  4. Check voltage between terminal 1 and ground with CONSULT-II or tester.
    1. Voltage: Battery voltage 

OK or NG 

OK: GO TO 8.

NG: GO TO 7.

Fig 1: Checking Voltage Between Terminal 1 & Ground
G00761332Courtesy of NISSAN MOTOR CO., U.S.A.