The meaning of the car P2273 Code is helpful for solving the car engine. The most probable reason of this is that there is no refrigerant left in your method. This could be produced by a leak in the car engine system somewhere, which will have to be fixed before refilling the refrigerant. If you are car-savvy and you own a set of refilling the refrigerant, air conditioning gauges is frequently relaxed to do yourself. However, if you are not so poised, enlist the help of a conversant friend or take a rapid trip to the mechanic. Solve the car engine fast for the safe drive.