Bobcat S185 W4621 Error Code
W4621 Error Code
Vsensor 5V supply OOR High is the main cause of W4621 error.A significant number of consequences can be suffered due to an overheating engine with code W4621. The problem might be a blown gasket or something related to the fuel tank.
Tip For S185 Model
This machine is factory equipped with a spark
arrester exhaust system.
The spark arrester muffler, if equipped, must be
cleaned to keep it in working condition. The spark
arrester muffler must be serviced by dumping the
spark chamber every 100 hours of operation.
On some models, the turbocharger functions as the
spark arrester and must operate correctly for proper
spark arrester function.