Unveiling the Enigma Uncovering the Causes of Xenon Bulb Burnout

After 25 years with the Litronic retrofit headlights in my 986, I finally had a bulb burn out. I'm a bit overwhelmed by the choices of new ... HID bulbs are supposed to last 2000-3000 hours and I rarely do nighttime driving, so the bulb shouldn't be burnt out yet. Also quick note I've ... Brand new bulbs usually smoke a little to get all the dust/oil off. You are supposed to clean the glass with an alcohol prep pad before installing. Recommended Services ... If the old bulb wasn't burnt out by the ballast, the new ones shouldn't either. The most likely cause of your woes are ... A look at a dead hid bulb. i wear gloves and do not touch the bulbs when i change them out. my left headlight burnout after just 4 months. the bulb before that ... HID bulbs become less efficient as they age and require progressively higher voltage to fire. That five-year-old bulbs might start to burn fuses isn't that ... Definitely agree with the statements above -- could be a bad ballast, or if you handled the bulb at all or didn't wipe it down. The 8k coloring ... Still in warranty? MB has a document on that concern. It's a burn mark from bi-xenon heat. Document also refers to condensation build-up. Feb 25 ... I've found that the original bulbs take a while to burn out, but replacements burn out a lot faster. I even use gloves to put the bulbs in.