Condensation Drain Hose, Checking

WARNING: This page is about a different car, the 2014 Volkswagen Touareg, 2013 Volkswagen Touareg, 2012 Volkswagen Touareg, and 2011 Volkswagen Touareg. However, it is still accessible from the selected car via links, so may be relevant.

CHECKING

-- Raise the vehicle and check the valve from underneath.

Fig 1: Fitting Drain Hose Securely To Housing

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

The condensation water drain hose must sit securely on the connection for the heater and A/C unit.
Valve may not be bonded by wax or underbody protection, it must close correctly.
The condensation water drain hose to the valve must not be kinked or pinched.