Read and follow the introductory information and
safety information first⇒
Introduction
to the subject
The engine compartment of any motor vehicle is a hazardous area. Never do any work on the engine or in the engine compartment unless you
- know exactly how to carry out the job,
- have the correct technical information and the proper tools and supplies, and
- are familiar with the necessary safety precautions ⇒ Preparations for working in the engine compartment .
Volkswagen Tiguan Service and Repair Manual > A/C System, General Information: Refrigerant R134a
Refrigerant R134a Physical Data
Vehicle air conditioning systems make use of the vaporization and
condensation process. In this case, one works with a substance which boils
easily, designated as refrigerant.
The refrigerant employed is tetrafluoroethane R134a, which boils at -26.5 ºC
(-15.7 ºF) ...