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A combination of filtering out some colors and over-driving the filament, making it burn hotter and whiter. Note that white light is not necessarily better light and in many cases the white/blue lights actually throw less light. See sources and related links below for several pages that discuss this topic.
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∙ 12y ago
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When driving behind a car at night what distance should you turn down your high beam lights?
when you see there tail lights. White lights travel farther then red lights.
What causes car to stall when you turn on lights?
Generally this is caused by something failing in the charging system. Test your battery and alternator.
Your 2001 corvette fog lights don't turn on when you turn them on but when the car is off and you press the unlock on the key pad they turn on What is the problem?
You left the car on and I wasted the lights batteries
What is the lights on the back of a car called?
On the back of a car there are tail lights, turn signals, and brake lights. Cars also have back up lights that tell people when the car is in reverse.
How do you get the brake lights to turn off even after the car has been shut off?
turn the inside lights off
What is the color of car reverse lights?
White
Why aren't dashboard lights in a car white?
dashboard lights arent white because in daytime you wouldn't be able to see the lights flash
What causes the tail lights to stay on when the headlights go off in a 2009 KIA spectra?
Typically this happens when you turn the car off and the keys are still in the ignition.
Why do your head lights on 1987 grand prix turn of when car is running?
Because the car is equipped with daytime running lights
What is the orange and white wire in radio harness from a jvc car radio for?
Illumination wire. Connect it to your dash lights' 12v+ so that when you turn your lights on at night, the lights on the head unit dim so they aren't blindingly bright.
Why do your brake lights come on when your headlights are on?
they are not brake lights they are fog lights and they turn on because it is for the car behind to see you
What color are the reverse lights on a car?
White.
