Franz Tost has instructed Yuki Tsunoda isn’t “diligent sufficient” when discussing his current Crimson Bull F1 kind.
Like his predecessor Liam Lawson, Tsunoda has struggled to get near Max Verstappen.
Whereas there was a disparity for a lot of the season when it comes to upgrades, Tsunoda has didn’t impress since becoming a member of the crew from the Japanese Grand Prix.
Tsunoda has scored factors in simply three races since becoming a member of Crimson Bull.
Tsunoda confirmed some enchancment in Belgium and Hungary earlier than the summer time break.
In Hungary, he was simply over a tenth off Verstappen in qualifying.
Nonetheless, at Monza, Tsunoda completed outdoors of the factors in a automotive which received the race.
Stress continues to ramp up round Tsunoda as his F1 future is unsure.
Isack Hadjar is broadly thought to be F1’s rookie of the 12 months, taking his maiden podium on the Dutch Grand Prix.
It’s anticipated that Hadjar will take Tsunoda’s place alongside Verstappen subsequent 12 months.
Tost’s idea on Tsunoda
Tost was Racing Bulls’ (beforehand Toro Rosso/AlphaTauri) crew principal from 2006 to the tip of 2023.

Franz Tost
In consequence, he had the chance to handle and work with Verstappen, Sebastian Vettel and Daniel Ricciardo.
In an interview with Servus TV, Tost praised Tsunoda for his uncooked pace, however questioned his work ethic.
“Yuki is excellent when it comes to pace, however perhaps that is the issue,” Tost mentioned. “He has at all times impressed with excellent performances within the decrease courses, each in Method 3 and Method 2. All of it fell into his lap.
“I’ve at all times instructed him: Yuki, you must work in Method 1. If I drive 5 tenths to at least one second slower than my teammate, then I keep within the paddock day and evening or examine the information till I do know why I am slower.
“And you continue to need to take Yuki there. He’s gifted, however sadly he’s not zealous sufficient, not diligent sufficient to compensate for his shortcomings.”