Evaporator Drain Tube: Testing and Inspection

Evaporator Water Drain Valve, Checking







Check valve as follows:
- Remove securing nuts -arrows- on right catalytic converter heat shield -1-.
- Remove catalytic converter heat shield.

Check valve as follows to ensure proper function:
- The valve must not be stuck together.
- The opening in the sealing cap of the valve must point downwards.
- The right catalytic converter heat shield plate must not be deformed or damaged in the area of the valve.







- Remove valve -1- from bulkhead -2-.

- The valve sealing lip -1- must cover the water drain guide outlet completely.