Odors In Vehicles With A/C System

If there are unpleasant odors coming from the evaporator, clean the evaporator.
For cleaning the evaporator, Volkswagen has tested and approved the Ultrasound A/C Cleaner VAS6189B as well as the Suction Feed Spray Gun VAG1538 with a suitable spray nozzle.
Instructions for cleaning the evaporator are provided with the tools.
As soon as Volkswagen approves new procedures, the relevant notes are to be found in the repair information. Refer to ODOR FROM THE HEATER AND A/C UNIT ] .