Proper Use:
Use of the VSC‐1 will automa cally default the
exhaust valve to the open posi on on every
startup.
Close the exhaust valve by briefly pressing the
"On" bu on
Open the exhaust valve by briefly pressing the
"Off" bu on
To start the car with the exhaust valve closed,
turn the vehicle power on without star ng the
engine. Press the "On" bu on to close the valve.
You will hear the exhaust valve actuate within 1‐2
seconds. Start the engine.