we need help!!

[scos]

Get VAGcom on it mate. You can at least elimate a load of things that it could be. Like faulty sensors for example.

 

[Fenix]

I got the OBD-II vag-com thing off eBay and it doesn't pick up the car..

 

[Fenix]

could be a few things couldnt it?

air leak
maf etc

Diagnostics say MAF for me - tidied the wiring but no help so a new MAF Meter is required.