Document 47 - Race Scrutineering Report

Date: 21 September 2025 Time: 18:54

This report from the FIA Formula One Technical Delegate, Jo Bauer, details the technical checks performed before and after the 2025 Azerbaijan Grand Prix.

Before the Race:

Aerodynamic Component Tests:

• Rear Wing Deflection Tests (Car 30):
  • Angled and vertical deflection.
  • Main plane tip deflection.
  • Flap deflection.
• Front Corner Digital Scan (Cars 23, 55):
  • Spare RHS front corners were digitally scanned and compared against team CAD drawings and previous submissions for conformity with 2025 Technical Regulations.
• Wing Gurney Size Checks:
  • Front Wing Gurneys: Cars 27, 05.
  • Rear Wing Gurneys: Cars 81, 04, 16, 44, 01, 22, 63, 12, 18, 14, 10, 43, 31, 87, 06, 27, 05.
• Front Wing Deflection Tests (Cars 04, 30, 55):
  • Asymmetric and symmetric deflection.
  • Flap deflection.

Other Pre-Race Checks:

• Clutch Paddle Linearity (Car 06): Checked.
• Grid Tyre Checks:
  • All cars: Tyres fitted, heating blankets disconnected at the 5-minute signal.
  • Cars 81, 44, 01, 12, 18, 23, 27: LHS and RHS front and rear tyre temperatures checked.
  • All cars: Minimum tyre starting pressure of LHS and RHS front and rear tyres checked.

After the Race:

Car Weighing:

All cars were weighed. The following drivers and their car numbers were listed:

Aerodynamic Component & Bodywork Checks (Cars 44, 22, 12, 06):

Specific areas were checked against the 2025 FIA Formula One Technical Regulations (TR Articles):

• Floor Body (TR Article 3.5.1)
• Floor Fences (TR Article 3.5.2)
• Floor Edge Wing (TR Article 3.5.3)
• Nose (TR Article 3.6.1)
• Forward Chassis (TR Article 3.6.2)
• Mid Chassis (TR Article 3.6.3)
• Mirror Housing (TR Article 3.6.4)
• Sidepod (TR Article 3.7.1)
• Coke Panel (TR Article 3.7.2)
• Engine Cover (TR Article 3.7.3)
• Front Wing Profiles (TR Article 3.9.1)
• Front Wing Endplate body (TR Article 3.9.2)
• Front Wing Tip (TR Article 3.9.3)
• Front Wing Diveplane (TR Article 3.9.4)
• Front Wing Endplate (TR Article 3.9.5)
• Rear Wing Profiles (TR Article 3.10.1)
• Rear Wing Beam (TR Article 3.10.3)
• Rear Wing Endplate Body (TR Article 3.10.4)
• Rear Wing Tip (TR Article 3.10.5)
• Rear Wing Endplate (TR Article 3.10.7)

Other Post-Race Checks:

• Plank and Skid Wear: Cars 16, 01, 63, 30, 55.
• Air Intake System: Car 55.
• Fuel System:
  • Fuel pressure (all cars).
  • Fuel flow meter calibration checksums (all cars).
  • Instantaneous fuel mass flow (all cars).
  • Partial load fuel mass flow (all cars).
  • Fuel temperature (all cars).
• Engine & Power Unit:
  • Logged pressure within engine cooling system (all cars).
  • Engine high rev limit bands (all cars).
  • Plenum temperature (all cars).
  • Oil consumption (all cars).
  • Exhaust fluid mass flow (all cars).
  • IVT code and calibration checksums (all cars).
  • IVT temperatures (all cars).
  • ES state of charge on-track limits (all cars).
  • Lap energy release and recovery limits (all cars).
  • MGU-K power limits (all cars).
  • Maximum MGU-K speed (all cars).
  • Maximum MGU-K torque (all cars).
  • Maximum MGU-H speed (all cars).
  • MGU-K power model (all cars).
  • ES power model (all cars).
  • MGU-K use at race start (all cars).
  • ES not charged while stationary in pits (all cars).
• Control Systems:
  • Torque coordinator demands (all cars).
  • Torque control (all cars).
  • Session type confirmation (all cars).
  • Chassis FIA checksum (all cars).
• Brakes & Steering:
  • Rear brakes pressure control (all cars).
  • Brake temperature warnings (all cars).
  • Steering wheel (all cars).
• Race Start & Parc Fermé:
  • Race start data (all cars).
  • Single clutch paddle use for race start (all cars).
  • No car exceeded 80 km/h when leaving formation grid.
  • PCU dash display configuration not changed during Parc Fermé (all cars).
• Tyres:
  • Tyres used by all drivers during the race.
  • Tyre starting pressures during the race.
• Aerodynamic Oscillation Metrics: All cars.

Conclusion:

All car weights and checked items were found to be in conformity with the 2025 FIA Formula One Technical Regulations.