Below is a list of light bulb types used in 1998-2005 VOLKSWAGEN LUPO lighting system, covering hatchback vehicles.
Headlight bulb: low beam - D2S or H4 / high beam - H3 or H4
Parking light bulb: W5W
Fog light bulb: H3
Front indicator/turn signal bulb: PY21W
Side direction indicator bulb: W5W or WY5W
Rear indicator/turn signal bulb: P21W
Tail light bulb: P21/5W
Brake light bulb: P21/5W
Back-up light bulb: P21W
Rear fog light bulb: P21W
License plate light bulb: C5W
Auxiliary stop light bulb: W5W
Interior light bulb: C10W