Diagnostic Trouble Code | Display | Solution |
IMPORTANT: Contact your John Deere dealer for ICU codes not listed below. |
ICU 002000.09 | Communication System | ECU Message Missing. Check fuse F9. Restart vehicle. If code returns, have John Deere dealer repair as soon as possible. |
ICU 002003.09 | Communication System | PTI or PTQ Message Missing. Check fuse F6 for IVT or F35 PowrQuad Plus. Restart vehicle. If code returns, have John Deere dealer repair as soon as possible. |
ICU 002011.09 | Communication System | BRC Message Missing. Have John Deere dealer repair at earliest convenience. |
ICU 002005.09 | Communication System | ACU Message Missing. Check fuse F13 for IVT or F35 for PowrQuad Plus. Restart vehicle. If code returns, have John Deere dealer repair as soon as possible. |
ICU 002019.09 | Communication System | SSU Message Missing. Have John Deere dealer repair at earliest convenience. |
ICU 002020.09 | Communication System | SFA Message Missing. Check fuse F24. Restart vehicle. If code returns, have John Deere dealer repair as soon as possible. |
ICU 002025.09 | Communication System | ATC Message Missing. Check fuse F42. Restart vehicle. If code returns, have John Deere dealer repair as soon as possible. |
ICU 002030.09 | Communication System | VLC Message Missing. Have John Deere dealer repair as soon as possible. |
ICU 002034.09 | Communication System | SCU Message Missing. Check fuse F24. Restart vehicle. If code returns, have John Deere dealer repair as soon as possible. |
ICU 002035.09 | Communication System | HCU Message Missing. Have John Deere dealer repair as soon as possible. |
ICU 002036.09 | Communication System | PTF Message Missing. Check fuse F15. Restart vehicle. If code returns, have John Deere dealer repair as soon as possible. |
ICU 002049.09 | Communication System | CAB Message Missing. Check fuse F35. Restart vehicle. If code returns, have John Deere dealer repair as soon as possible. |
ICU 002050.09 | Communication System | CLC Message Missing. Have John Deere dealer repair as soon as possible. |
ICU 002054.09 | Communication System | ASU Message Missing. Check fuses F35 for IVT and F45 PowrQuad Plus. Restart vehicle. If code returns, have John Deere dealer repair as soon as possible. |
ICU 002071.09 | Communication System | CCU Message Missing. Check fuses F6 for IVT and F35 for PowrQuad Plus. Restart vehicle. If code returns, have John Deere dealer repair as soon as possible. |
ICU 002129.09 | Communication System | ICU Message Missing. Check fuse F28. Restart vehicle. If code returns, have John Deere dealer repair as soon as possible. |
ICU 002213.09 | Communication System | SCO Message Missing. Check fuse F24. Restart vehicle. If code returns, have John Deere dealer repair as soon as possible. |
ICU 002227.09 | Communication System | SUP Message Missing. Check fuse F23. Restart vehicle. If code returns, have John Deere dealer repair as soon as possible. |
ICU 002240.09 | Communication System | TEC Message Missing. Check fuse F23. Restart vehicle. If code returns, have John Deere dealer repair as soon as possible. |
ICU 002255.09 | Communication System | No CAN messages received from any source address within time-out period. |
ICU 523971.14 | Communication System | Engine is Currently too Cold to Start and is Firing the Glow Plugs in Preparation for Starting. Engine may be safely started at conclusion of countdown. |