Component Inspection

With CONSULT-III 

1. Turn ignition switch OFF.
2. Reconnect all harness connectors disconnected.
3. Disconnect vacuum hoses connected to VIAS control solenoid valve 1.
4. Turn ignition switch ON.
5. Select "VIAS S/V-1" in "ACTIVE TEST" mode with CONSULT-III.
6. Check air passage continuity and operation delay time under the following conditions.
   CONTINUITY CHART
   
   

   Condition (VIAS S/V 1)	Air passage continuity between (A) and (B)	Air passage continuity between (A) and (C)
   ON	Existed	Not existed
   OFF	Not existed	Existed

   Fig 1: Checking Air Passage Continuity

   Courtesy of NISSAN MOTOR CO., U.S.A.

Without CONSULT-III 

1. Turn ignition switch OFF.
2. Disconnect VIAS control solenoid valve 1 harness connector.
3. Disconnect vacuum hoses connected to VIAS volume control solenoid valve 1.
4. Check air passage continuity and operation delay time under the following conditions.
   CONTINUITY CHART
   
   

   Condition	Air passage continuity between (A) and (B)	Air passage continuity between (A) and (C)
   12 V direct current supply between terminals 1 and 2	Existed	Not existed
   No supply	Not existed	Existed

   Fig 2: Checking Air Passage Continuity

   Courtesy of NISSAN MOTOR CO., U.S.A.

Is the inspection result normal? 

YES: INSPECTION END

NO: Replace VIAS control solenoid valve 1