BMW Xenon HID Ballast Headlight Control Module 631

Xenon HID Ballast Headlight Control Module 63117182520 For E90 E92 E93 Product description Performance after ballast failure: 1. The most direct and obvious phenomenon is that the light bulb is off. 2. The bulb can be turned on normally, but the fault alarm indicator on the instrument panel is on. 3, the bulb flashes or often goes out or the left and right lights do not light at the same time. 4. There is a clicking sound in the car audio player. Fitment: 2007-2009 B-MW E92 E93 M3 328i/328xi/335i/335xi Coupe and E90 M3 Sedan 2008-2009 B-MW 6 series E63 E64 650i M6 2007-2009 B-MW E83 X3 2007-2009 BMW E70 X5 2008-2011 B-MW E71 E72 X6 2007-2009 M / C S OEM Part Numbers : 63117182520, 8J0907391, 25806714