Includes: Master cylinder brake light sensor 3c0945459 Tank cap 1k2611349a

Volkswagen Passat (B6 Platform): 2006, 2007, 2008, 2009, 2010
Volkswagen CC: 2009 to 2017 (for models with 2.0L and 3.6L engines)
Volkswagen Tiguan Limited: 2017, 2018
Audi Q3 / Q3 Quattro
Also compatible with some Skoda and Seat models.

brake fluid reservoir (expansion tank)

Function: A holding container that supplies fluid for the brake master cylinder. It prevents fluid leaks or contamination, which can lead to reduced braking efficiency.
Components: This part number refers to the reservoir/tank itself, typically without the cap/lid or other accessories.
Condition: Available as new genuine OEM parts and used parts.
Supersession: This part number has been superseded by newer revisions, such as 5N0698137.