This diagnostic trouble code (DTC), SSU 523795.02, is triggered when a left/right discrepancy is detected during calibration, or if the signal from the wheel angle sensor is too low at full lock in either direction. This indicates that the hydraulic lines may be mixed up at the steering cylinder.
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John Deere error SSU codes
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John Deere error SSU codes
This diagnostic trouble code (DTC), SSU 523789.02, is triggered when the Steering System Control Unit (SSU) detects that the wheel angle sensor (flow meter or axle) is not responding upon powering up. This indicates that the sensor is either malfunctioning or not communicating with the SSU.
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John Deere error SSU codes
This diagnostic trouble code (DTC), SSU 523768.09, is triggered when the Steering System Control Unit (SSU) detects that the front axle type message is not available on the CAN Bus. This indicates a communication issue with the axle type information on the CAN Bus network.
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John Deere error SSU codes
This diagnostic trouble code (DTC), SSU 523767.14, is activated when the AutoTrac resume switch is actuated for more than 15 seconds. On tractors with CommandArm, switch S123/2 is installed; on tractors without CommandArm, switch S142 is installed. This indicates a fault in the switch, as it should not remain engaged for such an extended period.
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John Deere error SSU codes
This diagnostic trouble code (DTC), SSU 523767.02, is triggered when a faulty engagement signal is detected from the switch that activates AutoTrac. The switch consists of a changeover contact that allows the engagement signal to be checked. On tractors with CommandArm, switch S123/2 is installed; on tractors without CommandArm, switch S142 is installed.
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John Deere error SSU codes
This diagnostic trouble code (DTC), SSU 523698.09, is generated when the information regarding the StarFire ITC receiver on the CAN BUS is incorrect or if there is no information present at all. This indicates a communication issue with the StarFire ITC receiver on the CAN BUS network.