Bobcat S550 H4423 Error Code
H4423 Error Code
Auxiliary Not Programmed is the main cause of H4423 error.This code can lead to engine failure if the issue is not addressed. Working with a maintenance professional is crucial in order to review and address signs of overheating on your vehicle. In the long term, this can prevent failure at a critical time.
Tip For S550 Model
When the temperature is below -30 C (-20 F), hydrostatic oil must be warmed before starting. The hydrostatic system will not get enough oil at low temperatures and will be damaged. Park the machine in an area where the temperature will be above -18 C (0 F) if possible.