Not sure on the connector but the cap head bolt is what someone has replaced the oem female torx blanking plug with.
They get so crusty and usually round off, so see quite a few replaced like that.
It's where the crank pin goes when doing the belts.
Cheers mate, guessing i can just put any m12 bolt that fits in there? Does it need sealant?
Other 3 are behind the passenger side headlightConnector is for the lambda wiring on the back of the subframe
The caphead bolt is where the crank locking pin goes
Where abouts in the engine bay are the other 3 connectors?
Acoustic valve is the big grey oneOther 3 are behind the passenger side headlight