TM 10-3930-675-10 0020 00-4 ERROR CODES - CONTINUED 0020 00 Table 4. Error Codes. ERROR CODE DISPLAY LAYOUT DRIVER ACTION ERROR CODE CATEGORY/ EXPLANATION VEHICLE LIMITATIONS 1 Finish Mission Notify maintenance. Information/Maintenance Lifting/lowering boom Hydraulic filter clogged. None 2 Finish Mission Notify maintenance. Information/Maintenance Steering Hydraulic filter clogged. None 3 Finish Mission Notify maintenance. Information/Maintenance Tophandler attachment Hydraulic filter clogged. None 4 Finish Mission Notify maintenance. Information/Maintenance Return filter Hydraulic filter clogged. None 105 Stop Vehicle Put load down safely. Abort mission. Notify maintenance. Stop Vehicle Immediately ECU 790 not responding Circuit breaker tripped. Cable defective. ECU 790 defective. Operating system not respon- ding. Boom and tophandler may not work. 106 Stop Vehicle Put load down safely. Abort mission. Notify maintenance. Stop Vehicle Immediately ECU 791 not responding Circuit breaker tripped. Cable defective. ECU 791 defective. Operating system not respon- ding. Boom and tophandler may not work. 107 Press RESET Finish mission. Notify maintenance. Information/Maintenance Communication, cable seg- ment  1  between  ECU  795  and 791 Cable between ECU 795 - 791 interrupted or short circuited. No redundancy in ECS system of boom, display, and tophandler function. 108 Press RESET Finish mission. Notify maintenance. Information/Maintenance Communication, cable seg- ment  2  between  ECU  791  and 790 Cable between ECU 791 - 790 interrupted or short circuited. No redundancy in ECS system of boom, display, and tophandler function.