Wastegates provide a means to control the boost pressure of the turbocharged engine. Wastegates work to bypass exhaust flow from the turbine wheel. Bypassing the exhaust flow reduces the power of driv…
TL;DR: Wastegates provide a means to control the boost pressure of the turbocharged engine. Wastegates work to bypass exhaust flow from the turbine wheel. Bypassing the exhaust flow reduces the power of driving the turbine wheel to match the power required for a given boost level. Similar to the BOV, the W…