To the uninitiated, this sounds like a simple brake light problem. However, on the Renault Scenic 2 (and many other Renault models of the same era, including the Megane II and Laguna II), the brake pedal switch is not just for turning on the rear lights. It plays a critical role in the vehicle's electronic management system.

internal electronic fault within the Engine Control Unit (ECU)

The Scenic 2's engines are known for their reliability and fuel efficiency, making it an excellent choice for both city driving and long-distance travel.