Symptom Related Diagnostic Procedures

Odors in Vehicles with A/C

• Numerous procedures varying in their application and effect are available on the market for cleaning the evaporator. Currently, Volkswagen approves using Ultrasound A/C Cleaner (VAS 6189A) or pressure cup gun (V.A.G 1538) and a spray nozzle to clean the evaporator. Should Volkswagen test and approve other methods, the information will be published in the => Refrigerant R134a Servicing.