Still, I don't think they are dropping like flies the way Volkswagen ignition systems were a decade ago.

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They include requiring brake override systems on all vehicles, standardizing keyless ignition systems and requiring event data recorders, or vehicle black boxes, on all new vehicles.

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The flames themselves are "beautiful things, they're live things but they're also dangerous things", he said, adding they involve control equipment, valve trains, burners and ignition systems.

BBC: UK