The German has been outpaced by team-mate Lance Stroll within the first two races, having certified 18th in Bahrain, and 13th at Imola.
Final weekend’s Emilia Romagna Grand Prix proved to be a catastrophe for Vettel.
Each drivers had a problem with overheating brakes within the laps to the grid, however whereas Stroll was in a position to take the beginning from the grid, Vettel’s automotive needed to be pushed to the pitlane as a result of repairs couldn’t be accomplished in time.
As well as, he obtained a penalty as a result of the crew was nonetheless engaged on the automotive, with the wheels off, too near the beginning.
Through the race Vettel additionally suffered a gearbox challenge, and he was informed to retire the automotive within the closing laps.
“I feel he is tremendous,” stated Szafnauer. “I feel he has very excessive expectations. I do know he has very excessive expectations of himself. And he’ll work tirelessly to get higher and transfer up that studying curve.
“However he isn’t beating himself up, so to talk. He’ll simply take that little bit of frustration, and he’ll be much more decided to stand up to hurry rapidly.
“I imply, not his fault in any respect that we sadly burned his rear brake ducts and cake tins, after which it was so shut to really changing them on the grid with out with out having to start out from the pitlane, after which the penalty.
“After that, he had no likelihood actually, and that wasn’t his fault.”
Sebastian Vettel, Aston Martin, on the grid
Photograph by: Glenn Dunbar / Motorsport Images
Together with different drivers who’ve switched groups for 2021, Vettel has struggled to seek out the bounds of his new automotive.
“Effectively, if the automotive philosophies are utterly completely different then it does take time,” stated Szafnauer.
“And having talked to Checo [Perez] too, he is gone to a Pink Bull, which has a unique philosophy to ours. And he says the identical, that it is simply gonna take seat time to have the ability to get to these tremendous, tremendous margins of getting essentially the most out of the automotive.
“And it is simply that easy. The extra seat time the higher. Seb, as a result of he had the penalty, he was by no means actually in rivalry.
“However after he put the dry tyres on, he was performing some actually fast lap occasions. So I feel he is getting on prime of the automotive, and it will simply get higher higher.”