3169 Error Code For Fiat Tractor Models
There are 2 kind of error description.
F5C Engine Controller Fuel Filter Heater Circuit - Signal Not Plausible Mask
Fuel Filter Heater Relay -Signal Not Plausible
Partial frosting and sweating of lines combined with poor cooling, fan belt slipping, loss of refrigerant, restricted or clogged liquid line or expansion valve malfunctioning.