| Suspended Front Axle Control Unit (SFA) Diagnostic Trouble Codes |
| Diagnostic Trouble Code |
Display |
Solution |
SFA 000158.04
SFA 000168.04 |
Front Suspension System |
SFA Supply Voltage Problem. Visually inspect around the batteries and alternator for any visual signs of damage or accumulated debris. Check fuse F30. If code returns, have your John Deere dealer repair as soon as possible. |
| SFA 000629.12 |
Front Suspension System |
SFA Control Unit Fault. Have your John Deere dealer repair as soon as possible. |
| SFA 000630.02 |
Front Suspension System |
SFA Calibration Fault/Data Invalid. Have your John Deere dealer repair as soon as possible. |
| SFA 000630.13 |
Front Suspension System |
SFA Calibration Fault/Not Calibrated. Have your John Deere dealer repair as soon as possible. |
SFA 001079.03
SFA 001079.04 |
Front Suspension System |
SFA Sensor Supply Voltage Problem. Suspension may not pressurize. Have your John Deere dealer repair as soon as possible. |
| SFA 002003.09 |
Communication System |
PTI or PTP Message Missing. Have your John Deere dealer repair as soon as possible. |
| SFA 002005.09 |
Communication System |
ACU Message Missing. Restart vehicle, if code returns, have your John Deere dealer repair as soon as possible. |
| SFA 002049.09 |
Communication System |
CAB Message Missing (Left-hand reverser AutoPowr only). Have your John Deere dealer repair as soon as possible. |
| SFA 002602.18 |
Front Suspension System |
Hydraulic Oil Level Low. Check transmission/hydraulic oil level. |
SFA 522287.05
SFA 522287.06 |
Front Suspension System |
Front Axle Unlocking Solenoid Circuit Current Problem. Remove debris and clean Independent Link Suspension manifold. Have your John Deere dealer repair as soon as possible. |
SFA 522288.05
SFA 522288.06 |
Front Suspension System |
Front Axle Locking Solenoid Circuit Current problem. Remove debris and clean Independent Link Suspension manifold. Have your John Deere dealer repair as soon as possible. |
SFA 522290.02
SFA 522290.03
SFA 522290.04 |
Front Suspension System |
Right-Hand Front Axle Position Sensor Problem. Have your John Deere dealer repair as soon as possible. |
| SFA 523652.02 |
Hydraulic System |
Controller connected to wrong harness. Have your John Deere dealer repair as soon as possible. |
| SFA 523902.07 |
Front Suspension System |
SFA Not Responding To Raise Command. Have your John Deere dealer repair as soon as possible. |
| SFA 523903.07 |
Front Suspension System |
SFA Not Responding To Lower Command. Have your John Deere dealer repair as soon as possible. |
| SFA 523910.02 |
Front Suspension System |
SFA Control Unit Fault. Have your John Deere dealer repair as soon as possible. |
SFA 523948.05
SFA 523948.06 |
Front Suspension System |
Front Axle Direction Solenoid Circuit Current Problem. Have your John Deere dealer repair as soon as possible. |
SFA 523949.05
SFA 523949.06 |
Front Suspension System |
Front Axle Flow Control Solenoid Circuit Problem. Have your John Deere dealer repair as soon as possible. |
SFA 523950.02
SFA 523950.03
SFA 523950.04 |
Front Suspension System |
Left-hand Front Axle Position Sensor Problem. Have your John Deere dealer repair as soon as possible. |