Honda Racing President Attributes Aston Martin Performance Crisis to Two-Year Gap in Formula 1 Development

Honda President Koji Watanabe admits a two-year F1 exit caused the current Aston Martin performance crisis. Read about the battery and vibration issues in Japan.

By: AXL Media

Published: Mar 28, 2026, 6:26 AM EDT

Source: Information for this report was sourced from PlanetF1

A Regretful Homecoming for Honda at Suzuka

The Japanese Grand Prix, traditionally a marquee event for Honda’s domestic workforce, has been overshadowed by a candid admission of technical inferiority from the manufacturer’s leadership. Koji Watanabe addressed the media amid a growing performance crisis for the Aston Martin Aramco team, which had expected to challenge for titles as a primary works partner. Instead, the team’s current standing reflects a significant deficit in power unit efficiency and reliability. Watanabe pointed to the strategic decision to shutter Formula 1 activities at the conclusion of the 2021 season as the foundational cause of their current struggles, noting that the hiatus created a vacuum in high-speed engineering development that has proven difficult to fill.

The Institutional Cost of a Strategic Hiatus

The two-year period between Honda’s 2021 exit and its 2023 announcement of a return created a significant developmental lag that competitors like Mercedes and Ferrari were able to exploit. Watanabe explained that during this timeframe, the company's Formula 1 activity was strictly limited, leading to a loss of institutional momentum and a dispersal of specialized engineering talent. Rebuilding the organization to meet the stringent demands of the 2026 technical regulations has taken longer than anticipated, leaving the Sakura-based facility in a reactive posture. This "reset" period has directly impacted the on-track performance of the Aston Martin chassis, which currently finds itself isolated at the rear of the field during practice sessions.

Addressing Chronic Vibration and Battery Integrity

The technical hurdles facing the Honda power unit are not merely a matter of peak horsepower but involve fundamental mechanical instabilities. According to Watanabe, the engineering team is currently preoccupied with a severe vibration issue that is causing physical damage to the battery energy store. This mechanical stress limits the deployment of hybrid power and threatens the structural integrity of the car's most sensitive electrical components. While a "recovery plan" is reportedly in place, the immediate focus at Suzuka has been on stabilizing these vibrations to prevent further hardware failures, a defensive stance that has hampered any significant gains in outright lap time.