19182 Error Code For Upton Tractor Models

There are 52 kind of error description.

Description:

57 Reverting valve (4-2way valve?) electrically - Short circuit to ground - P20A2 Vent valve (Reductant Purge Control Valve) Short circuit low

Reverting valve (4-2way valve?) electrically - Short circuit to ground - P20A2 Vent valve (Reductant Purge Control Valve) -short circuit low

Hissing noise at expansion valve, Loss of refrigerant.Restriction in refrigerant system.Check receiver-dryer for uniformity of temperature.