Summary
Fernando Alonso's car 14 used excess MGU-K, ES, and PU-CE components and unapproved PU element replacements referred to stewards.
Explanation
Car 14 (Fernando Alonso) used a fourth MGU-K, ES, and PU-CE, exceeding the 2026 limit of three each, breaching Articles B8.2.2 f), d), and e) of the Sporting Regulations. The PU-ANC replacement was within limits (one of six allowed) per B8.2.2 g). However, all PU components were changed without technical delegate approval, violating Article B3.5.3, prompting referral to the stewards for investigation.
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Referenced regulations
FIA F1 Regulations - Article B8.2.2f
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Pages 65–66 highlighted
FIA F1 Regulations - Article B8.2.2d
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FIA F1 Regulations - Article B8.2.2e
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Pages 65–66 highlighted
FIA F1 Regulations - Article B8.2.2g
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FIA F1 Regulations - Article B3.5.3
B3.5.3 When deemed to be in parc fermé, other than when the F1 Cars are sealed in accordance with Article B3.4.2 or B3.4.3, only the work listed in Appendix B2 may be carried out.
B3.5.4 Any parts which are removed from the F1 Car in order to carry out any work specifically permitted
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