Bobcat S590 D4011 Error Code
D4011 Error Code
Joystick Right roller Out Of Neutral (Auxiliary) is the main cause of D4011 error.To solve D4011 locate and open the low-pressure valve, then attach the refrigerant to the valve and charge from there. Ensure you use the right refrigerant type and amount, as specified by a manufacturer. It is possible to overcharge the AC, so consider seeking help from a mechanic.
Tip For S590 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.