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 Ultrasonic HVAC Cleaning System (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 A/C System Repair Information