Mercedes’ motorsport technique director James Vowles has defined the engine cut-outs Lewis Hamilton skilled throughout the Mexican Grand Prix weekend.
Hamilton certified third regardless of his engine briefly chopping out at occasions. The issue recurred within the race, the place Hamilton completed second, and group mate George Russell additionally skilled delays in energy supply.
Mercedes revealed the issues arose attributable to difficulties in optimising because of the distinctive circumstances of the high-altitude Autodromo Hermanos Rodriguez in Mexico Metropolis, which sits 2,285 metres above sea stage.
“You usually map the engine for the circumstances it’s most used during which is sea stage,” defined Vowles in a video launched by the group. “That’s the place many of the racing takes place.
“If you all of a sudden go to those ranges of altitude you’re in a really completely different situation and as an alternative of getting an engine that’s actually highly-tuned you’re again right into a situation the place it’s important to do numerous work with the ability unit in a really quick area of time to try to map out these irregularities. I’m assured all groups will endure this, it gained’t be distinctive to ourselves.”
The issue was notably acute in qualifying, the place it started to emerge on Hamilton’s automobile on the finish of Q2. That, plus a mistake on his first lap in Q3 which led to his lap time being deleted for a monitor limits infringement, noticed Hamilton slip to 3rd on the grid having been quickest within the first two levels of qualifying.
“It’s usually accentuated in qualifying since you are in a short time and quickly making use of the throttle pedal which implies that the turbo and fuelling programs have to sustain with that change in a short time,” Vowles defined.
“Usually it’s higher within the race. We have been hoping that the race wouldn’t be as dangerous and it comes from an element when the drivers are requesting throttle and selecting up throttle it was merely not delivering the ability they request fast sufficient, so [not] sufficient gasoline or sufficient air.
“It may be tuned out in time and the place we obtained to within the race wasn’t a foul place, I feel qualifying was worse. However nonetheless sufficient to trigger a small quantity of efficiency loss for each drivers.”