What is DRL Light

Horace He

Last Updated: August 7, 2023

What is DRL Light

A DRL light, also known as Daytime Running Light, is an automotive lighting feature designed to enhance the visibility of a vehicle during daylight hours. DRL lights are typically located at the front of the vehicle and are bright enough to be seen clearly in daylight conditions, but not so bright as to cause dazzle. These lights automatically turn on when the engine is started and turn off when the headlights are switched on. The purpose of DRL lights is to increase the visibility of the vehicle to other road users, reducing the risk of accidents. They are not intended to illuminate the road or serve as rear marker lights. Instead, DRL lights are specifically designed to make the vehicle more visible to other drivers, especially in low light conditions.

DRL lights are regulated by UN ECE Regulation 87, which defines the performance requirements for these lights. Additionally, UN ECE Regulation 48 defines the operating requirements for DRL lights. These regulations ensure that DRL lights meet certain standards and specifications.

Since 2011, DRL lights have been fitted to most new cars and vans in compliance with European regulations. However, retrofitting DRL lights is not mandatory, but kits are available for those who wish to install them. When installing DRL lights, they should be set to turn on with the engine and turn off when the headlights are switched on.

The benefits of DRL lights include their potential to reduce road deaths and serious injuries, as suggested by research conducted by the European Commission. However, there have been concerns about the constant glare of headlights and the potential decrease in visibility for motorcycle riders. Additionally, there have been concerns about increased fuel costs associated with running DRL lights.

Frequently Asked Questions

What Is the Difference Between LED and DRL

The Distinction Between LED and DRL Lights

LED, an acronym for Light Emitting Diode, is commonly utilized as the primary lighting source. Conversely, DRL, or Daytime Running Light, is specifically engineered to remain illuminated continuously while the vehicle’s engine is running.

What Is the Difference Between Headlights and DRL

DRLs, or daytime running lights, are lights positioned at the front of a vehicle that stay illuminated while the engine is running. Unlike headlights, DRLs are not as bright and do not provide sufficient illumination for the road ahead. The main function of daytime running lights is to enhance the visibility of your car, ensuring that other drivers can easily spot you while driving.

Is DRL the Same as Auto Lights

Daytime running lamps (DRL) are lighting devices installed on the front of motor vehicles that activate automatically when the engine is running. They are commonly referred to as daytime running lights.