I think your ammeter is a voltmeter but 13v+ is OK and suggests the alternator is working well.
How old is the battery? They will die after 3 to 6 years depending on the quality. If it recharges OK then check the -ve connection earth, as suggested, plus the red key connections. Cheers -Keith On Friday, September 7, 2012, John Rutherford wrote: > ** > > Nice idea Tim – but I can’t (y**et**) start the car to g**et** it there …* > *** > > ** ** > > So perhaps that is next if they charge the battery and conclude it really > is OK**** > > ** ** > > Thanks**** > > ** ** > > John Rutherford**** > ------------------------------ > > *From:* Carpenter, Tim > [mailto:**tim.carpen...@conocophillips.com<javascript:_e({}, 'cvml', > 'tim.carpen...@conocophillips.com');> > **] > *Sent:* 07 September 2012 12:17 > *To:* mogtalk2 > *Subject:* RE: [mogtalk2] I hate (don't understand) electrics**** > > ** ** > > **** > > John,**** > > **** > > Most battery failures I have had have been slow d**et**erioratin. But > I have had the "here one minute, gone the next" mode of failure.**** > > **** > > I was at Kwikfit just this week g**et**ting a new battery under > warranty. Their tester gadg**et** said the battery was > unserviceable, but that charging was good. (I didn't mention the > battery was under warrnaty until he had condemned it. Would it have made > a difference??)**** > > **** > > Anyway a garage's battery tester should test your charging as well as the > battery itself.**** > > **** > > Tim**** > > 2000 Plus 8**** > > ** ** > ------------------------------ > > *From:* John Rutherford [mailto:jarutherford@btintern**et**.com] > *Sent:* 07 September 2012 11:50 > *To:* mogtalk2 > *Subject:* [mogtalk2] I hate (don't understand) electrics**** > > So some advice will be greatly appreciated.**** > > ** ** > > Came home last night (25m drive) with headlights on; nights are drawing in. > **** > > Switched off on drive; opened garage, tried to start and battery flat!**** > > ** ** > > Before I rush out and replace the battery, I will have it properly tested > but to do that it needs to be fully charged so I wont know the final > outcome until tomorrow morning. Hopefully, it is just an old battery at the > end of its life, but if not …?**** > > ** ** > > View posts on The Mail Archive > http://www.mail-archive.com/mogtalk2@listbox.com/ > Modify<https://www.listbox.com/member/?&>Your Subscription > <http://www.listbox.com> > ------------------------------------------- View posts on The Mail Archive http://www.mail-archive.com/mogtalk2@listbox.com/ [http://www.mail-archive.com/mogtalk2@listbox.com/] Modify Your Subscription: https://www.listbox.com/member/?member_id=22459785&id_secret=22459785-4a39ddf8 Powered by Listbox: http://www.listbox.com