• Oct 15, 2025 Doosan Lift Fork Truck Microcontroller Control Systems Manual B20s 5 B25s 5 B30s 5 B32s 5 Bc20s 5 Bc25s 5 Bc30s 5 Bc32s 5 Bc25se 5 should provide detailed information on the microcontroller system diagnostic codes and troubleshooting procedures Download the relevant manual from the official Doosan website if you dont have a physical copy 2 Safety First Befor By Timothy Breitenberg