P1racenews AI automatic summary:
Honda sheds light on the power unit issues that blighted Aston Martin in F1 2026 pre-season testing.
Honda has unveiled the reasons behind the engine problems that affected Aston Martin during Formula 1 pre-season testing, with excessive vibrations damaging the battery system. The debut of Aston Martin’s 2026 challenger, the AMR26, was marred by delays and it ended up as the slowest car in the field. Fernando Alonso’s breakdown in Bahrain led to the premature end of Aston Martin’s pre-season program, due to restrictions on running. Despite ongoing investigation, Honda has not identified the root cause of the issues, signaling potential challenges ahead. These setbacks have put Aston Martin in a difficult position heading into the season-opening Australian Grand Prix.
