It is for a interior kit for MK4 VW Golf GTI Jetta 99-05 with any error code. 

These are high quality SMD LED bulbs that will replace your factory dull and high consumption filament bulb.

This MK4 VW Golf GTI Jetta lighting kit is for all MK4 VW Golf GTI Jetta 99-05 models and changes the following lights with direct led replacements which give a much more modern looking attractive colour quite similar to the expensive HID headlights many BMW owners will have fitted

There are total 10pcs error free led bulbs as in the pictures, worked as following lights

 Front Dome Light  X 1

Front Map Light  X 2

 Vanity Mirror Light  X 2

 Rear Dome Light  X 2

 Courtesy Light X 2

 Trunk Light X 1