It currently doesn't believe the cause was its ( previously recalled) Lithium-ion battery, exhaust routing or electrical components, having learned that the ignition zone was outside the engine compartment, in front of the driver's side front tire.

ENGADGET: Fisker issues second statement about self-combusting Karma

The fast-ignition technique is more like a petrol engine: first the fuel is compressed and only then is it ignited by a second laser pulse acting as a spark plug that is fired through a hole in the pellet.

ECONOMIST: Nuclear fusion

But when she turned off the ignition and turned it on again, and tried the starter with the choke out, the engine fired at once.

NEWYORKER: The Woman of the House