So got back to my car after work yesterday and she wouldn't start. Relays click but won't turn over and all the lights dim... Classic flat/dead Battery! So I managed to scrounge a jump and set off home. During the drive I noticed the brake and ABS lights come on. Also noticed the power steering get quite heavy and reading on the speedo drop... I've experienced the speedo thing on a previous car and was due to loss of electrical power, (PAS would seem to confirm this, and the fact