transit van, ph2 172
just been out to a mates car turn the ign on and everything flashes dash light,interior light relays click like mad etc,try and start car and it just clicks, its just as if the battery terminals are loose or somthing, checked all relay conection,battery conections,fuses conections etc, battery tested good, earth piont to body good, if you bump start the car it runs fine, also if you leave ign on for a while it settles and everything stops flashing but put any load on battery ie try start it or put lights on it goes back to everything flashing, strange 1 anyone got any ideas?