Ok everyone, firstly, I know nothing about engines. I'm one of the simple folk who just wants to drive and park, if there's a problem it goes to the expert. However, My trusty old 1997 P38 2.5 DSE is starting to give me problems and I need to be prepared for whatever the mechanic says this...

Morning everyone. Re: P38 2.5 DSE 1998. Hope you can help with this one as it's driving me nuts. I have recently replaced a one year old battery, as it was continually flat. However, now I have the new one in place, every time I start to drive, the fault alarm beeps and the display tells...