Bobcat S570 W8403 Error Code
W8403 Error Code
Electromagnet Relay feedback Error Off is the main cause of W8403 error.A significant number of consequences can be suffered due to an overheating engine with code W8403. The problem might be a blown gasket or something related to the fuel tank.
Tip For S570 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.