just wondering if anyone can help iv got a mk2 golf with a obd2 vr6 engine and iv got problems the car was running fine but iv just put a z enginering supercharger with obd1 intake manifold ecu and loom but now the fule pump dosent run all tne time only when it wants to but when it does it dosent pressure up the rail it just pumps it through the rail and back to the tank so the car wont start has any one got any idears cheers mark