I've been there with my 7 and 3 series...
Originally Posted by BMW7_CEO
I've tried everything man and nothing I looked up every step or thing to do but nothing and the warning messages keep coming up on my I drive I have no idea what it can be and it doesn't turn on at all bro
Are you trying to connect using the covering cap? Install the bulb, and bypass the covering cap (#4 in the diagram) hook up your ballast and signal cancellers. Check functionality and let me know. Also, maybe post some pics so I can see how it's connected.
'07 Audi A8 (w/ 20,000 miles)
'03 745Li (sold)
'03 Acura TL-S
'02 Infiniti QX4 (sold & new owner totaled it 4 hours later)