Salad Dodger wrote[QUOTE] Three weeks ago it wasn't budging from 12V when charging.[/QUOTE] Mechanical or electronic meter? Are you confident your charger works ok? [QUOTE] I cleaned and tightened *everything* - no change. Had the alternator checked - nowt wrong. Only the battery left. Re-fitted the alternator and re-charged the battery and now it seems to work o.k.[/QUOTE] Don't you just love automotive electrics?