Below is a list of light bulb types used in 2016- VOLKSWAGEN CRAFTER lighting system, covering van, flat-bed/chassis and minibus vehicles.
Headlight bulb: low beam - H7 / high beam - H15
Parking light bulb: W5W
Fog light bulb: H11
Front indicator/turn signal bulb: H21W
Daytime running light bulb: H15
Side marker lamp bulb: R5W
Rear indicator/turn signal bulb: PY21W or P21W
Tail light bulb: P21W or R5W
Brake light bulb: P21W
Back-up light bulb: P21W
Rear fog light bulb: P21W
License plate light bulb: W5W or C5W
Interior light bulb: C5W
Entry light bulb: W5W
Reading light bulb: C5W
Glove compartment light bulb: W3W
Light bulb sizes for other VOLKSWAGEN CRAFTER generations: CRAFTER (1st GEN)