Bobcat E20 M4028 Error Code
M4028 Error Code
Wrong ECU Detected is the main cause of M4028 error.M4028 code needs proper lubrication of your transmission's moving parts, it's important to always drive with the right amount of clean fluid. It's good practice to periodically scan over the ground where your truck has been parked and check for signs of fluid leaks.
Tip For E20 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.