Test Requirements
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2018 Volkswagen Tiguan Limited, 2017 Volkswagen Tiguan, 2016 Volkswagen Tiguan, 2015 Volkswagen Tiguan, and 2014 Volkswagen Tiguan. However, it is still accessible from the selected car via links, so may be relevant.
- Radiator and condenser are clean (clean if necessary).
- The ribbed belt for the A/C compressor and alternator tensioned correctly.
- All air ducts, covers and seals are OK and installed correctly.
- The doors reach their end position.
- The engine is warm.
- Evaporator and heater not drawing in secondary air (at maximum fresh-air blower speed).
With engine running and A/C system set to maximum cooling output, pay attention to the following points:
- The fresh air blower is running.
- The coolant fan must be running or it must be switched on.
- The recirculation/fresh air door must be in the "recirculation" position.
- Ambient temperature is greater than 15 0 C.
- The A/C Evaporator Temperature Switch -E33- is installed correctly and its switch temperatures are correct.