The Briton’s 1m12.773s put him to the top of the times by almost one tenth from DS Penske’s Stoffel Vandoorne, as less than half a second covered the top 10 drivers.
Championship leader Nick Cassidy found himself at the top of the times after the opening 10 minutes of the session, the Jaguar driver’s 1m13.849s leaving him just 0.003s clear of Abt’s Nico Muller.
