Electric Vehicles: Unintended Acceleration and Software Risks

Electric vehicles (EVs) are revolutionizing the automotive industry, but recent incidents highlight potential risks. Brent Romans, an experienced automotive journalist, encountered unexpected acceleration in a Dodge Charger Daytona EV during a routine test drive. This event underscores the growing reliance on software-driven features and their potential for malfunction. While this specific incident was resolved safely, it raises concerns about unintended acceleration in other EV models and the broader implications of vehicle automation.
Software glitches in modern vehicles can lead to more than just inconvenient infotainment issues; they pose significant safety risks. From unintended acceleration to faulty rearview cameras, automakers must address these problems promptly through over-the-air (OTA) updates. However, delays or complications with these updates can exacerbate existing issues, highlighting the need for robust testing and quality assurance in automotive software development.
Unintended Acceleration: A Growing Concern Among EVs
Modern electric vehicles are increasingly incorporating advanced technology that enhances performance but also introduces new risks. During a routine road test, Brent Romans discovered that his loaner Dodge Charger Daytona EV accelerated independently, gaining speed at an alarming rate. Although he managed to stop the vehicle safely, the incident highlights the vulnerability of EVs equipped with semi-autonomous features. Similar cases have been reported across various brands, emphasizing the importance of addressing software-related malfunctions.
Unintended acceleration is not unique to Dodge. In 2022, Ford recalled several Mustang Mach-E SUVs due to similar issues. These incidents demonstrate that even established manufacturers face challenges integrating cutting-edge technology into their products. The root cause often lies in complex software systems that control essential driving functions. Automakers like Stellantis implement safety features such as "drive-by-brake" to mitigate risks, but ensuring consistent reliability remains a challenge. As vehicles become more reliant on software, understanding and resolving these issues becomes critical for consumer safety.
Software Vulnerabilities: Why Drivers Should Be Cautious
Beyond unintended acceleration, software vulnerabilities present additional dangers for drivers. For example, Tesla's Autopilot system, despite being one of the most advanced semi-autonomous platforms, has faced scrutiny over its ability to detect hazards effectively. Investigations reveal instances where Teslas failed to recognize obstacles, increasing crash risks. Similarly, minor bugs affecting rearview cameras or OTA updates can disrupt normal vehicle operations, creating hazardous situations on the road.
As vehicles evolve into rolling computers, the complexity of their software increases exponentially. While OTA updates offer convenient solutions to identified issues, delays or improper implementation can worsen existing problems. Automotive publications have documented cases where updates inadvertently disrupted regular vehicle functions, underscoring the importance of thorough testing before deployment. Drivers should remain vigilant, staying informed about recalls and updates while maintaining awareness of their vehicle's behavior. By balancing trust in technology with caution, motorists can better navigate the evolving landscape of modern transportation.