The Alfa Romeo driver parked at the end of the pit straight as he started lap 54 at the Dutch Grand Prix, triggering a safety car period.
Bottas still has two useable Ferrari engines in his pool, but the Swiss team now knows that he'll need another example and doesn't want to risk having to fit a fresh one at either of the upcoming events in Singapore and Suzuka, where overtaking is difficult and thus grid positions are at a premium.
