For the 2009 Volkswagen Tiguan, the supplied fitment data lists a D1S bulb for the low-beam headlight. No high-beam bulb is specified in the available data, so verify the original bulb before ordering or replacing the high beam.
Exterior lighting has several listed applications and should be matched by location. Front turn signals may use 3457A, 2825, or 98 bulbs, while the parking light uses 3457A. Front side markers and tail lights may use 2825 or 98. The rear turn signal is listed as 7440A, the reverse light as 921, and the brake light as 7506R. The center stop light is LED.
- License plate: 6418
- Step light: 2821
- Glove box: 2821
- Trunk light: 6428
- Vanity light: 6418
For the courtesy light, compare the original bulb because either 2821 or 6418 is listed. Map lighting may use 2825 or 98, and the ash light uses 2721.