ah.
try:
https://www.newtis.info/tisv2/a/en/e...i-sav/CT5PT1LN
https://www.newtis.info/tisv2/a/en/e...ording/dDWdTkQ
this is the connector: x6203
https://www.newtis.info/tisv2/a/en/e...8i-sav/S11enyA
on the connector detail, it lists some numbers for a cable perhaps and a connector maybe?
looking up the number 7-507-525 (this is a BMW part number without the first xx-yy numbers) I found:
https://www.ecstuning.com/b-genuine-...g/12527507526/
any good?