Fay told the press that ‘My view is that we shall see oil electric cars running on the railways and supplanting ordinary steam engines to a very great extent.' On 28 March 1912 it ran a trial trip from Marylebone to South Harrow and back, when it attained 50 m.p.h. For a period it remained in the London area, sometimes hauling an ancient ex-MS&L six-wheeled composite as a trailer, but it was unsuccessful and its last days were spent on the Great Central & North Stafford joint line in the mid-1930s.