Evaporator Drain Tube: Testing and Inspection

Condensation Water Drain Hose with Valve, Checking

- Remove the footwell trim on the front passenger side.

• Condensation water drain hose - 1 - must be able to be connected to the connection of heating and A/C unit - 2 - without pre-tension.






• The condensation water hose must not be constricted in its cross section through the insulation mat.

- Rework the insulation mat, if necessary.

• Condensation water hose must sit securely on connection for condensation water hose on heating and A/C unit.

- The valve is located in the lower right of the engine compartment below the plenum chamber bulkhead.

• For the purpose of a better illustration, the valve - 1 - is shown with subframe removed.






• The condensation drainage valve may not be bonded by wax or underbody protection, it must close correctly.

- Raise the vehicle and check the valve - 1 - from underneath.