Vacuum Cut Valve: Testing and Inspection

Component Inspection

VACUUM CUT VALVE BYPASS VALVE

With CONSULT-II
1. Reconnect harness disconnected connectors.
2. Turn ignition switch ON.




3. Perform "VC/V BYPASS/V" in "ACTIVE TEST" mode.




4. Check air passage continuity and operation delay time under the given conditions.
Operation takes less than 1 second.







With GST
Check air passage continuity and operation delay time under the given conditions.
Operation takes less than 1 second.




VACUUM CUT VALVE
Check vacuum cut valve as follows:
- Plug port C and D with fingers.
- Apply vacuum to port A and check that there is no suction from port B.
- Apply vacuum to port B and check that there is suction from port A.
- Blow air in port B and check that there is a resistance to flow out of port A.
- Open port C and D.
- Blow air in port A check that air flows freely out of port C.
- Blow air in port B check that air flows freely out of port D.