P2 And Sprint Qualifying Scrutineering
ITALIAN GRAND PRIX 9 - 12 September 2021 · 2021 · 11 September 2021 · Doc 42
From The FIA Formula One Technical Delegate
To The Stewards Document 42 Date 11 September 2021
Time 18:51
2021 ITALIAN GRAND PRIX 9 - 12 September 2021
Technical Delegate's Report
Before the second free practice session:
The flatness of the reference plane was checked on car numbers 77, 11, 03, 18, 14, 55, 10, 88, 47 and 06.
During the second free practice session:
The tyre starting pressures of all cars during P2 were checked.
The fuel flow meter calibration checksum was checked on all cars.
The instantaneous fuel mass flow of all cars was checked.
The fuel temperature of all cars was checked.
The plenum temperature of all cars was checked.
After the second free practice session:
It was checked that all cars did not exceed 15000 rpm during the second free practice session.
The fuel pressure of all cars during the second free practice session was checked.
The logged pressure within the engine cooling system during the second free practice session was checked on all cars.
The IVT temperatures were checked on all cars.
The ES state of charge on-track limits were checked on all cars.
The lap energy release and recovery limits were checked on all cars.
The MGU-K power limits were checked on all cars.
The maximum MGU-K speed was checked on all cars.
The maximum MGU-K torque was checked on all cars.
The maximum MGU-H speed was checked on all cars.
The custom software versions were checked on all cars.
A fuel sample was taken from car number 63.
An engine oil sample was taken from car number 63.
The steering wheel of all cars has been checked.
It was verified on all cars that the MD5 checksum of the PCU8 (dash board display) used on the car matched the configuration lodged with the FiA prior to the qualifying session.
Before the sprint qualifying session:
A fuel sample was taken from car number 22.
An engine oil sample was taken from car number 22.
On the grid the temperature of the LHS and RHS front and rear tyre was checked on car numbers 44, 77, 33, 11, 03, 04, 18, 05, 14, 31, 16, 55, 22, 10, 99, 09, 47, 63 and 06.
On the grid the minimum tyre starting pressure of the LHS and RHS front and rear tyre was checked on all cars.
After the sprint qualifying session:
The following cars were weighed:
Number Car Driver
44 Mercedes Lewis Hamilton 77 Mercedes Valtteri Bottas 33 Red Bull Racing Honda Max Verstappen
11 Red Bull Racing Honda Sergio Perez 03 McLaren Mercedes Daniel Ricciardo 04 McLaren Mercedes Lando Norris 18 Aston Martin Mercedes Lance Stroll 05 Aston Martin Mercedes Sebastian Vettel 14 Alpine Renault Fernando Alonso 31 Alpine Renault Esteban Ocon 16 Ferrari Charles Leclerc 55 Ferrari Carlos Sainz 22 AlphaTauri Honda Yuki Tsunoda 88 Alfa Romeo Racing Ferrari Robert Kubica 99 Alfa Romeo Racing Ferrari Antonio Giovinazzi 09 Haas Ferrari Nikita Mazepin 47 Haas Ferrari Mick Schumacher 63 Williams Mercedes George Russell 06 Williams Mercedes Nicholas Latifi
The steering wheel of all cars has been checked.
The engine high rev limit bands were checked on all cars.
The plenum temperature was checked on all cars.
The IVT code and calibration checksums were checked on all cars.
The IVT temperatures were checked on all cars.
The ES state of charge on-track limits were checked on all cars.
The lap energy release and recovery limits were checked on all cars.
The MGU-K power limits were checked on all cars.
The maximum MGU-K speed was checked on all cars.
The maximum MGU-K torque was checked on all cars.
The maximum MGU-H speed was checked on all cars.
The session type has been confirmed for all cars.
Chassis FIA checksum was checked on all cars.
The rear brakes pressure control was checked on car numbers 44, 77, 33, 11, 03, 04, 18, 05, 14, 31, 16, 55, 22, 88, 99, 09, 47, 63 and 06.
The brake temperature warnings were checked on car numbers 44, 77, 33, 11, 03, 04, 18, 05, 14, 31, 16, 55, 22, 88, 99, 09, 47, 63 and 06.
The race start data of all cars have been checked.
Single clutch paddle use for the race start has been checked on all cars.
It was checked that no car exceeded 80 km/h when leaving the formation grid prior to the start of the race.
It was verified on all cars that the PCU dash board display configuration was not changed.
It was checked that all cars did not exceed 15000 rpm during the qualifying practice session.
The fuel pressure of all cars during the qualifying session was checked.
The logged pressure within the engine cooling system during the qualifying session was checked on all cars.
The tyres used by all drivers during the sessions today have been checked.
Fuel flow meter calibration checksums were checked on all cars.
The instantaneous fuel mass flow of all cars was checked.
The fuel temperature of all cars was checked.
A fuel sample was taken from car number 77.
All the fuel samples have been checked for density and analysed by gas chromatography.
The results of fuel analyses show that the fuels were the same as ones, which had been approved for use by the relevant competitors prior to the Event. Further the density change of the fuel samples taken today was within the permitted limits.
An engine oil sample was taken from car number 77.
The engine oil samples have been analysed by FTIR spectroscopy and viscometry. The results of the FTIR analyses show that the sampled oils were consistent with reference engine oil samples which had been approved for use by the relevant competitors prior to the Event.