Below is a list of light bulb types used in 2002-2010 VOLKSWAGEN TOUAREG lighting system, covering SUV vehicles.
Headlight bulb: low beam - H7 or D1S / high beam - H9, D1S or H7
Parking light bulb: W5W
Fog light bulb: H11
Front indicator/turn signal bulb: PY21W
Periphery light bulb: W5W
Cornering light bulb: H7
Rear indicator/turn signal bulb: PY21W
Tail light bulb: P21/4W
Brake light bulb: P21/4W
Back-up light bulb: H21W
Rear fog light bulb: P21W
License plate light bulb: C5W
Interior light bulb: C10W
Door safety light bulb: W3W or W5W
Boot light bulb: C10W
Footwell light bulb: W3W
Reading light bulb: W5W
Engine compartment light bulb: W5W
Light bulb sizes for other VOLKSWAGEN TOUAREG generations: TOUAREG (MK2)