431 Error Code For Hurlimann Tractor Models
There are 2 kind of error description.
Hand Throttle (STD cab) Idle Validation Switches are both closed
Foot Throttle Idle Validation Switches are both closed (engine controller pins B25, B26)
3-point Hitch Fails To Lift,Low oil level.Worn hydraulic pump.Rate of drop valve closed.Excessive load on hitch.Hydraulic oil too cold.Hydraulic oil suction filter plugged.