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Daytime Running Lights

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Symptoms of a Bad or Failing Daytime Running Lamp Module
If your daytime running lights do not come on, stay on when the car is off, or produce a burning smell, you may have to replace their module.
Symptoms of a Bad or Failing Headlight Switch
If the high beams, daytime running lights, or headlamps are not working consistently, you may need to replace the headlight switch.
Symptoms of a Bad or Failing Turn Signal Switch
Common signs include the turn signal indicator continuing to blink when the steering wheel returns to the center and having to hold the lever down.
Headlight Use Laws for All 50 States
You may never think about your headlights, especially if you have automatic headlights on your vehicle. If you don't, you probably turn them on when it gets too dark for you to see. However,...
How Long Does a Daytime Running Lamp Module Last?
The daytime running lamp module automatically turns on your daytime running lights (DRLs). These lights are less intense than your headlights and make it easier for others to see you...
What Are Daytime Running Lights
Once upon a time, the average vehicle only had a handful of lights – headlights, taillights, brake lights, reverse lights and turn signals. Today, there are others, including fog lights and daytime running...
What Does the DRL Warning Light Mean?
If the DRL warning light stays on after you start your car, it may mean that there is a faulty bulb or circuit issue with your headlights.
How to Replace a Daytime Running Light Module
Daytime running lights are lights built into the front of late model cars to make them more visible on the road. Running lights cannot be turned off.

Related questions

Question
How Do Daytime Running Lights Work?
Basically, daytime running lights, or (DRL) as they may be listed, are your vehicle's low beam headlights that are on during daytime driving. By having them on they increase the visibility of your vehicle on the highway, much like when...
Question
How do you use the Daytime Running Lights?
If your car is equipped with Daytime Running Lights (not available on all Fusions), they provide substantially better visibility during daytime driving. Unlike your headlights, the Daytime Running Lights are designed to make your car more visible to other drivers...
Question
How do you use the headlight switch?
Your car is equipped with headlights that should be used when driving at night, as well as in many other situations when ambient light is low or visibility is obscured (when it’s raining, in fog, when it’s misting, etc.). Of...
Question
What does it mean if the Daytime Running Lights indicator comes on in the dash?
Daytime running lights (DRL) are an automatic system that turn on when the vehicle is turned on and in motion. The purpose of daytime running lights are to make the vehicle more visible during daylight hours and to alert other...
Question
How do you activate the daytime running lights?
Some models are equipped with a supplemental daytime running light system. Essentially, this system turns on the headlights at a dimmer setting than what’s used at night to provide visibility for other drivers during the day. It’s particularly helpful for...
Question
Running lights work, brake lights do not.
It sounds like you may have a bad brake light switch. But that's a common issue on these models with brake light not working, is the bulb socket contacts (aluminum) in the housing burn up. Remove the brake light bulb...
Question
Headlight Issue
Hello. The daytime running lights are not supposed to function at the same time as the headlights. The daytime running lights are only supposed to come on during the day, to provide additional visibility for daytime driving, independently of the...
Question
Running lights won't turn off - 1990 Mazda B2200
It is possible that the electrical relay for the running lights, or the light switch itself, is stuck closed, or has burned contacts. A professional mechanic with good electrical diagnostic training, like YourMechanic, can diagnose this possible electrical issue and...
Question
DRL won't turn off
Hello there, a few different faults can cause the daytime running lights to stay on. The most likely would be the headlight switch, DRL relay, or a wiring issue. Have a certified technician, such as one from YourMechanic, diagnose your...
Question
Daytime running light out
The HID controller may be bad. HID lights actually need the controller to turn the 12 volt DC from your car battery into 3 phase high voltage ac power. If it is not working correctly, the lights will not work....
Question
Lights out
When vehicle headlights go out, normally a simple fuse or light bulb replacement can correct this issue. However there is a known problem where the headlamp assemblies, sockets and wiring are melting due to high heat and resistance in this...
Question
Daytime running lights
Yes, your daytime running lights are actually part of your lighting system when all lights are on. Depending on the make and model of your car, the main difference is that the main headlights and tail lights will be off...

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