Vacuum line confusion

[jdmfreak]

Hey I just found a random vac switch on my car its blueView attachment 49829 and on the fire wall passenger side....its pluggedin but vac lines have been disconnected... anyone know what its for???

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[hvyman]

vsv for the heater control valve.

 

[jdmfreak]

Sweet thanks So it should be hooked to the heater control valve right above it???

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[hvyman]

Yes unless its bad then you can just apply straight vacuum to the valve and it will just be open anytime the engine is running.

 

[jdmfreak]

sweet thanks i will hook it up and see if it works

 

[nsngarage]

Had the same problem today after dropping a gte in my na.. little hidden hoses ftw!