headlights go on when key is turned on

2005 MERCEDES BENZ C230
140,000 MILES • 4 CYL • TURBO • 2WD • AUTOMATIC
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MIKE H R
  • ✓AUTOMOTIVE REPAIR CONTRIBUTOR
  • 3,094 POSTS
The headlights go on when turn key on, this is not normal and won't shut off until car is shut off and key remove. where is the headlight relay and diagram for car? Don't know if it the relay or headlight switch.
Oct 26, 2019 at 7:26 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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DANNY L
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 5,648 POSTS
Hello, I'm Danny.

I have a question first.. Is your car equipped with or without Xenon Lamps? When you get back to me I can provide with information and diagrams. Thanks for using 2CarPros.

Danny-
Oct 26, 2019 at 5:54 PM
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