Bobcat S850 U0077 Error Code
U0077 Error Code
ECU COMMUNICATION FAULT is the main cause of U0077 error.A significant number of consequences can be suffered due to an overheating engine with code U0077. The problem might be a blown gasket or something related to the fuel tank.
Tip For S850 Model
If the engine stops, the boom / bucket
(attachments) can be lowered to the ground
using hydraulic pressure in the accumulator.
The control console must be in the locked
down position, and the key switch in the ON
position.
Use the control lever to lower the boom.