Bortoleto also faced a late-race blue flag incident while being lapped by Kimi Antonelli and Lewis Hamilton.
He said the system didn't work and his engineer informed him late. Former driver Ralf Schumacher criticized Bortoleto's handling, stating drivers must always check mirrors.
Audi Racing Director Allan McNish emphasized the importance of integrated development. "It is a car and a power unit.
That's the important thing," he said. "Separating them off is, in theory, a way to do it.
But in practice, you need the power unit to make the car go around the corner."
Formula 1 now enters its annual summer break before resuming racing action in late August.
