Xenon Bulb Burnout A Comprehensive Troubleshooting Handbook

If you can purchase higher quality bulbs, this may resolve a continuing issue. It did for me in previous vehicles. If you are dealing with HID ... Take the working bulb and use it on the non side that may be a broken ballast, if it doesn't fire up its the ballast. If it does fire up its the bulb. S4 / RS4 (B5 Platform) Discussion - HELP! HID problem that's burning up my D2S bulbs...literally! - I've recently been having issues with my ... HID bulbs don't dim over time like halogen bulbs simply because they don't have a filament. HID bulbs produce an arc. 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 ... The white spot is a sign of excessive heat. It may just be normal life of the bulb. No way to tell if the bulb is operational except to swap with a plug. If I recall previous posts about xenon replacements, there are 2 possible part numbers. So, you should remove the defective bulbs and make sure ... 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. I'm having a similar issue. I had a burned out bulb and replaced it. It worked initially, then went out. Then I turned on and off for a few ...