As “all-new” cars go, the 2023 McLaren Artura is newer than most—from its carbon-fiber tub to its splayed 120-degree twin-turbo V-6 to its eight-speed three-clutch transaxle and plug-in hybridization. It’s even breaking new ground with a novel twisted-pair ethernet electrical architecture. This all would be a lot for Toyota to get completely correct from the start, let alone for a tiny independent marque that’s only been series-producing cars for about a dozen years. And sure enough, in our first drive last summer, the Artura was bedeviled with electronic gremlins. Well, after several reflashes, McLaren invited us to shake down a fully baked Artura on a mixed 150-mile road driving loop, capped off with a dozen or so hot laps of Las Vegas Motor Speedway’s infield road course. Did it redeem itself?

Happily, all bugs were thoroughly exterminated from the cars we drove, and we found the user interface approachable and intuitive. The instrument cluster and binnacle moves with the steering wheel, keeping the handling- and powertrain-mode control toggles within finger’s reach of the steering wheel at 10 and 2 o’clock. This makes it vastly easier/safer to, for example, temporarily engage Comfort handling over a bumpy stretch then revert to Sport or Track.

The 12.0-inch cluster provides crisp graphics and useful information, with the left side showing info like real-time tire pressures and temperatures (beamed from the…