R134a
Usually this means there is a leak in the refrigerant, and the refrigerant has been used up. Take the car to a shop and have the leak found, fixed, and have the system recharged.
134a refrigerant
How do you replace evpansion valve on 99 gs 300
R 134 a
How do you remove cap on armrest
r134a
Yes, just pull up the seat cushion on both sides and pull out .
if the code is not located with your owners manual, go to a Lexus dealership to get a code. they may charge you for it.
Trouble code P0125 means: Insufficient coolant temperature for closed loop fuel control
(300) x (99/100) = 3 x 99 = 297
0.33
Depending on model type and overall condition 300-650 dollars.