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Bulbs used for headlamps, turn signals and brake lamps may be required to comply with international and national regulations governing the types of lamps used. Other automotive lighting applications such as auxiliary lamps or interior lighting may not be regulated, but common types are used by many automotive manufacturers.
Audi showed the Audi Nuvolari concept car with LED headlights in 2003. [118] [119] [120] Automotive headlamp applications using light-emitting diodes (LEDs) have been undergoing development since 2004. [121] [122] In 2004, Audi released the first car with LED daytime running lights and directionals, the 2004 Audi A8 W12. [123] [124]
In North America, the 2000 Cadillac Deville was the first passenger car with LED taillights. [144] The 2002 Kia Opirus was an early adopter of LED front turn signals. [ 145 ] The 2007 Audi R8 used two strips of optically focused high-intensity LEDs for its daytime running lights.
In order to show compliance to FMVSS 108, the lens of each original equipment and replacement headlamp, daytime running lamp (DRL) and certain conspicuity reflectors must be marked with the symbol “DOT.” This symbol may also be applied to compliant signal lighting devices, but is not mandatory.
Full-voltage vs. parking light headlamp on European-market Volkswagen, 2007. Depending on prevailing regulations and equipment, vehicles may implement the daytime-running light function by functionally turning on specific lamps, by operating low-beam headlamps or fog lamps at full or reduced intensity, by operating high-beam headlamps at reduced intensity, or by steady-burning operation of the ...
In 2003, Automotive Lighting became fully owned by Magneti Marelli. Since 2019, after the merger of Magneti Marelli and Calsonic Kansei the one-company's name is Marelli. Automotive Lighting was the first company to introduce rear LED lights in 2003 for the Peugeot 307 CC, [1] and the first full-LED headlamp in mass production for the Audi R8 ...
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