what fuel do london buses run on now
Image caption The bus had been displayed in London over the weekend. The new prototype London Routemaster bus ran out of fuel on a motorway, just days after being formally unveiled. The New Bus for London had to pull over on Monday after warning lights came on.he bus, which runs on a hybrid diesel-electric motor, was not refuelled before being driven from London to Millbrook Testing Ground, Bedfordshire. Transport for London (TfL) said the bus recharged its battery using energy from its brakes, but on long journeys had to run on diesel.