No CELs.

Should that white “plug” be there, next to the filler opening??? One post/vid said to blow into the hose from the other end with a compressor - can’t tell if I should be by the charcoal canister under the vehicle or at the purge valve by engine?

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‘03 X5 3.0
‘01 740iL
‘01 325Ci

‘00 750iL sold
‘95 740i sold
‘99 328i convert
‘95 325i convert
‘95 325iS