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      10-25-2018, 03:14 AM   #13
juld0zer
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Australia
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Drives: Prev 135i 7DCT, Now 130i 6sp
Join Date: Jul 2016
Location: 2153

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Solenoid is the electronic device which controls the vacuum applied to the wastegate actuator to close the wastegate and generate boost. Our cars' wastegates are controlled in the opposite manner to most turbos.
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