Quote:
Originally Posted by SD Blue
In layman's terms, the wastegate hose and wastegate are between the engine intake side and the exhaust. It mechanically limits the amount of pressure for the intake. If this preset pressure is exceeded then the wastegate opens to vent it to the exhaust.
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That is not correct. Pressure from the intake manifold is
not vented into the exhaust system. Excess manifold pressure opens the bypass valve, which bypasses
exhaust gases around the turbine, thereby limiting turbine speed and manifold pressure.