F1 Launches Investigation After Software Glitch Turns Bahrain GP Start Into "Lego Race" at Sepang

Formula One's governing body has pledged a comprehensive investigation into a software malfunction that threw the start of the Bahrain Grand Prix in Malaysia into disarray on Sunday, forcing officials to abort the opening procedure and leaving several of the sport's biggest stars struggling to keep their cars running.

The glitch struck during the formation lap at the Sepang circuit, moments after torrential rain had already delayed proceedings at the sweltering venue. Among those affected were Ferrari's Lewis Hamilton, a seven-time world champion, and Red Bull's Max Verstappen, the four-time champion who went on to win the rain-disrupted race.

The failure was severe enough that Hamilton, the most successful driver in Formula One history, had to bring his car to a halt on the track and restart it. According to the British driver, the situation was unprecedented in his career — a remarkable admission from a competitor who has started hundreds of grands prix across more than a decade at the top of the sport.

Verstappen offered a more colourful assessment, likening the experience to a "Lego race" that had previously been staged at Silverstone ahead of the British Grand Prix. His comparison underscored just how far removed the cars felt from the high-performance machines drivers expect, with power delivery apparently compromised and energy deployment failing to function as designed.

The episode represents the latest setback in what has been a turbulent debut season for Formula One's new generation of cars and engines. Since the opening round of the campaign, drivers have voiced persistent dissatisfaction with the power units' expanded electrical components and the complex energy management demands those systems impose, particularly in challenging conditions.

Late on Sunday, the FIA issued a statement explaining that an unusual convergence of circumstances had triggered the failure. The governing body pointed to a combination of low engine speed, low-grip track conditions, wet-weather energy management settings and the specific configuration of Sepang's sectors, which together produced an unintended loss of power across a number of cars.

In response, the FIA's technical department removed the energy limit constraint in the affected sectors, distributing an updated software release to every competitor while the race remained delayed by the heavy rain. That change allowed teams to adjust their power units before the field finally took the start, salvaging the race from what could have been a far more serious disruption.

The FIA acknowledged that neither it nor the teams had identified the problem during pre-season testing or on the laps leading to the grid. It confirmed that a full review would be conducted jointly with the teams and the power unit manufacturers to ensure the issue does not recur.

Nikolas Tombazis, the FIA's single-seater director, told reporters that the absence of wet-weather running during pre-season testing had contributed to the chaos. He described how some cars crawled almost to a standstill, creating a concertina effect through the field as drivers attempted to maintain position and temperature in their machinery.

According to Tombazis, the bug prevented power from being redeployed, which in turn left cars unable to restart cleanly. He suggested that additional testing in wet conditions would likely have allowed the sport to detect the fault earlier and avoid the embarrassing scenes that unfolded before a global television audience.

Sepang marked the first race weekend of the season to feature wet conditions, although the track did dry out as the race progressed. The Malaysian venue, known for its high humidity and sudden tropical downpours, has historically posed unique challenges for teams and drivers alike.

Tombazis struck a philosophical tone when reflecting on the incident, conceding that oversights occasionally slip through even the most rigorous preparation. He said the priority now was for the sport to learn from the experience and perform better in similar circumstances going forward.

The investigation will focus not only on the software itself but also on the broader question of how Formula One's new regulatory era manages energy deployment in adverse weather. The sport's increasing reliance on electrical power has been a flashpoint all season, with drivers warning that the cars can feel unpredictable when grip and engine speeds drop.

For Hamilton, the requirement to stop and restart his Ferrari on the formation lap added another difficult chapter to a season of transition following his blockbuster move from Mercedes. For Verstappen, the glitch was a fleeting distraction on an afternoon that ultimately ended in victory, but his "Lego race" remark underlined the sense among drivers that the current machinery can behave in ways that undermine the purity of competition.

The FIA's promised review will now determine whether the Sepang failure was an isolated consequence of unusual weather or a symptom of deeper issues embedded in the sport's newest technical framework. Either way, the events in Malaysia have sharpened scrutiny on how Formula One balances innovation with reliability at the highest level of motorsport.