Bobcat S740 C4021 Error Code
C4021 Error Code
Angle Blade Control Out Of Range High is the main cause of C4021 error.A significant number of consequences can be suffered due to an overheating engine with code C4021. The problem might be a blown gasket or something related to the fuel tank.
Tip For S740 Model
It is recommended in cold weather to cycle the glow plugs twice before attempting to start the engine. This will allow for additional heating time for cold weather starting.