R1234yf ac refrigerant for 2016 tacoma

Dealer service quoted 169 for evac and recharge for AC , after leak found at O ring on high side came back with 485 repair, did not know refrigerant was R1234yf

 

Ok

 

All vehicles have switched to it, it's a huge pain and the equipment is expensive. But its emissions standards and less harmful to the ozone when released in an accident or leak.

 

The refrigerant is expensive, that’s the main thing. The labor is no different

 

600 dollars for 10lb...

 

That has nothing to do with how long it takes to perform or how much they charge you.
Look at the warranty time it hasn’t changed