Bobcat S850 U1229 Error Code
U1229 Error Code
NOx Post-treatement Sensor Fault is the main cause of U1229 error.A significant number of consequences can be suffered due to an overheating engine with code U1229. 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.