What does the rubber washer do? I see the diagram you drew, but it doesn't make sense to me how the green color represents the washer. Shouldn't the washer be sitting flat in the white adaptor like you've shown on the previous picture?
TIA
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'08 AW E90 335i
PROcede V5 | BMS DCI | RR DPs | ETS FMIC | FORGE DVs | Stett CP | Vanguard | PSS10
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