testing

Anyone know what the alternator should be kicking out on an S3 8V? Mine wouldn't start yesterday, jumped it and drove a few miles and it just about started again, then drove about 10 miles and it wouldn't start again. Put a new battery in and obviously it now starts fine, for now... Put my...

Does anyone know how to test fuel injectors on a PD engine? They use Unit Injectors so you cannot do a leak back test. I have recently had them tested at a local garage and they tested the fuel return via the OBD using a laptop so does anyone know which program will show this sort of...