279 Error Code For AGCO White Tractor Models
There are 2 kind of error description.
Injection Control Valve current is out of range
Injection Control Valve current is out of range (engine controller pin A7)(open or short)
If Steering Not Working,Hydraulic suction filter plugged.Improper tire inflation.Steering linkage needs lubrication.Excessive play in steering. See your John Deere Dealer.