Well-designedintakesuseheatshields to isolatetheairfilter from the restof the engine compartment, providingcooler airfromthe frontorsideof the enginebay.
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 enginecompartment, in front of the driver's side front tire.