ignition

Hi all, Is the cigarette lighter socket on a 2002 R34 powered ALL of the time, or only when ignition is on??? thanks. :wavey:

After nearly one month since last driving my R35, I have had no luck starting it today. When attempting to start the car a juddering/vibrating sound can be heard (pump?) and both the display and brake lights flash/vibrate in-step with the sound. Sound is roughly like a toy machine gun (from a...