Anti-theft, child safety locks, traction control, brake assist, folding tailgate, USB, Radio Data System, the radio antenna, AM / FM, CD player, automatic headlights, halogen headlights, fog machines, control climate, interior pollen and dust particles from the air filter, Rear Air Controls, Rear Air Conditioning Unit, an outside temperature gauge to monitor tire pressure, tachometer, voice control, trip computer, cruise control , Controls on the steering wheel is present in the Volvo XC90 2011 3.2 R-Design.
Since 1994, management certification of all technicians R12 air conditioning system from the clutches of the old A / C and replace it with R12, R134a. Although it is not R134a ozone depletion (ODP), is not what is considered "modest" global warming (GWP) is 1300
With more emphasis on global warming and the world becomes more "green", this is a matter of time before and R134a is prohibited. Let's take a look at the three most likely replacement for him.
Likely choice
Funny how things seem to go full circle in the automotive industry. The original producer of R134a, DuPont, is the most likely substitute for cooling, once sanctified. The new refrigerant known as HFO-1234yf. This is a direct delivery to replace R134a and requires no major changes in the A / C. PCA is almost nonexistent at 4 and existing detection A / C leak can leak 1234yf HFO-system.