Severe Vibration Issues Force Aston Martin to Restrict Driver Lap Counts During Testing
Aston Martin's collaboration with Honda has encountered significant challenges from the outset, with excessive engine vibrations proving so problematic that they create a genuine risk of physical injury to drivers. Team principal Adrian Newey has disclosed that pilots must be limited to just 25 laps to prevent potential nerve damage to their hands.

The troubles plaguing Aston Martin's ambitious Honda partnership have taken a concerning turn, with vibration levels from the power unit presenting a genuine health hazard to drivers. Adrian Newey, the team's leader, has brought attention to the severity of the situation, explaining that the AMR26 generates such intense vibrations that extended driving stints could result in nerve damage.
This startling revelation underscores the magnitude of problems that have beset the Aston Martin-Honda alliance since its inception. When pre-season testing commenced, the partnership immediately encountered a cascade of reliability complications that severely hampered track time for the new challenger, leaving the team struggling to gather meaningful data ahead of the competitive campaign.
The restriction limiting drivers to 25 laps represents a critical operational constraint imposed out of necessity rather than choice, highlighting how the vibration issue has transcended typical mechanical concerns to become a driver welfare matter. As Aston Martin works to resolve these fundamental engineering challenges, the team faces the daunting task of diagnosing and rectifying the Honda power unit's characteristics while simultaneously preparing for competitive action during the season.
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Related Regulations
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Full Regulation Text
Article 5.1
Definition of a New PU Manufacturer
Chapter: SECTION C: TECHNICAL REGULATIONS
In Simple Terms
A 'New PU Manufacturer' is a company entering F1 for the first time that hasn't built power units before (2014-2021) and hasn't inherited significant technology from existing manufacturers. If approved by the FIA, they receive special benefits and exemptions for 5 years (from 3 years before entry through 1 year after). The FIA evaluates applicants based on their facilities, engine experience, and ERS system knowledge.
- New PU Manufacturers must meet two conditions: no prior homologation since 2014 AND no significant inherited IP from established manufacturers
- Approved new manufacturers receive a 5-year window of special rights/exemptions (N-3 to N+1 calendar years)
- The FIA has absolute discretion in granting status and evaluates applicants on infrastructure investment, ICE experience, and ERS system expertise
Official FIA Text
A PU Manufacturer intending to supply PUs for the first time in year N, will be considered to be a "New PU Manufacturer" if it (or any related party): a. has not homologated a PU at least once in the period 2014-2021; and b. has not received any significant recent Intellectual Property from a PU Manufacturer who is not a New PU Manufacturer, subject to the conditions outlined in Article 5.2 of this Appendix. (together, for this Article 5 only, the "Necessary Conditions") The "New PU Manufacturer" status will be granted by the FIA, at its absolute discretion, for the complete calendar years from N-3 to N+1. In order to be granted the "New PU Manufacturer" status, the PU Manufacturer in question must, upon the request of the FIA, provide the FIA with all of the detailed information or documents requested by the FIA describing the commercial background and details of the PU Manufacturer's business, the Intellectual Property owned by the PU Manufacturer and the technical relationship between the PU Manufacturer and any other related entity or persons (the "Requested Documentation"). PU Manufacturers granted a "New PU Manufacturer" status are given additional rights or exemptions in certain provisions of the Technical, Sporting and Financial Regulations. In order to assess whether the Necessary Conditions have been satisfied by a PU Manufacturer, the FIA will assess the Requested Documentation provided by the PU Manufacturer with regard to three factors: a. Infrastructure: the necessity for the PU Manufacturer to build facilities, invest significantly in assets, and hire personnel with prior Formula 1 experience; b. ICE status: the prior experience of the PU Manufacturer in Formula 1 Internal Combustion Engines, and potential possession of significant recent Intellectual Property; and c. ERS status: the prior experience of the PU Manufacturer in Formula 1 ERS systems, and potential possession of significant recent Intellectual Property.
Article B11.2.7
TCC Opportunities
Chapter: B
In Simple Terms
Teams are limited to specific testing opportunities throughout the year: one private 5-day test and two public 3-day tests before the season starts, plus a 1-day test after the season ends. They can also do tire testing (up to 40 car days) and one 1-day substitute driver test. These rules prevent teams from gaining unfair advantages through excessive testing.
- Pre-season testing limited to one 5-day private test and two 3-day public tests
- Post-season testing restricted to one 1-day test only
- Out-of-competition tire testing capped at 40 car days maximum
- One additional 1-day test allowed for substitute drivers
Official FIA Text
TCC limited to pre-season private collective testing (one 5-day test), pre-season public collective testing (two 3-day tests), post-season test (one 1-day test), out-of-competition tyre testing (maximum 40 car days), and substitute driver test (one 1-day test).
Article 1.2
Homologation dossier contents
Chapter: Appendix C5
In Simple Terms
Before a team can use a new power unit in F1, they need to submit a complete package of paperwork to the FIA. This package must list every major power unit component, all the smaller parts, and other required documents following a specific FIA template (FIA-F1-DOC-C047). Think of it as getting your engine approved before you can race.
- Teams must document all Power Unit (PU) Elements - the major components like the engine, turbo, and MGU systems
- A detailed list of Minor Parts must be included - smaller components that make up the power unit
- All submissions must follow the official FIA-F1-DOC-C047 format and template
- This homologation process is the approval system that ensures all power units meet F1 regulations
Official FIA Text
Dossier must include details of all PU Elements, detailed list of Minor Parts, all required documents, submitted per FIA-F1-DOC-C047.
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