D3 Main Relay opens too early / too late - main relay open circuit - P0687 ECM/PCM Power Relay Control Circuit High
Main Relay opens too early / too late - main relay open circuit - P0687 ECM/PCM Power RelayControl Circuit High
If Steering Not Working,Hydraulic suction filter plugged.Improper tire inflation.Steering linkage needs lubrication.Excessive play in steering. See your John Deere Dealer.