John Deere fault codes

  • UIM 523529.10 – Button G Defective

    John Deere error

    This diagnostic trouble code is triggered if Button G remains continuously actuated for more than 60 seconds during initialization (after the ignition has been switched on), or if the button is registered as “actuated” for more than 10 minutes during operation. This indicates that Button G may be stuck or malfunctioning.

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  • UIM 523528.10 – Button H Defective

    John Deere error

    This diagnostic trouble code is triggered if Button H remains continuously actuated for more than 60 seconds during initialization (after the ignition has been switched on), or if the button is registered as “actuated” for more than 10 minutes during operation. This indicates that Button H may be stuck or malfunctioning.

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  • UIM 523527.10 – Button I Defective

    John Deere error

    This diagnostic trouble code is triggered if Button I remains continuously actuated for more than 60 seconds during initialization (after the ignition has been switched on), or if the button is registered as “actuated” for more than 10 minutes during operation. This indicates that Button I may be stuck or malfunctioning.

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  • UIM 523526.10 – Button J Defective

    John Deere error

    This diagnostic trouble code is triggered if Button J remains continuously actuated for more than 60 seconds during initialization (after the ignition has been switched on), or if the button is registered as “actuated” for more than 10 minutes during operation. This indicates that Button J may be stuck or malfunctioning.

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  • UIM 000639.14 – ISOBUS, Very High Error Rate

    John Deere error

    This diagnostic trouble code is saved when the data received by the UIM control unit from the ISOBUS are faulty or incomplete. This indicates a problem with the ISOBUS communication network.

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  • UIM 000629.12 – Control Unit Internal Fault

    John Deere error

    This diagnostic trouble code is triggered when an internal fault occurs in the UIM control unit. This indicates that the control unit has detected an internal error that affects its normal operation.

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  • UIM 000628.02 – Control Unit Internal Fault

    John Deere error

    This diagnostic trouble code is triggered when a fault occurs within the internal module, specifically the EEPROM (Electrically Erasable Programmable Read-Only Memory). The EEPROM is critical for storing configuration settings and data. A fault in this component indicates a significant issue within the control unit.

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  • UIM 000168.04 – Supply Voltage (ELX) Too Low

    John Deere error

    This diagnostic trouble code is triggered when the system voltage (ELX) drops below 10.0 volts for more than 5 seconds. This condition suggests that the electrical system is experiencing lower than normal voltage levels, which can affect the performance of various components.

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  • UIM 000168.03 – Supply Voltage (ELX) Too High

    John Deere error

    This diagnostic trouble code is triggered when the system voltage (ELX) exceeds 15.5 volts for more than 5 seconds. This condition indicates that the electrical system is experiencing higher than normal voltage levels, which can be detrimental to various components.

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  • UIC 600006.31 – Diagnostic Trouble Code Not Known

    John Deere error

    This diagnostic trouble code (DTC) UIC 600006.31 is triggered by the CommandCenter (DTI) when the DTI receives a UIC diagnostic trouble code via the CAN BUS that is not stored in the DTI memory. This “general” diagnostic trouble code enables the CommandCenter (DTI) to display information relating to this unknown UIC diagnostic trouble code.

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  • UIC 524264.02 – Control Unit Internal Fault

    John Deere error

    This diagnostic trouble code (DTC) UIC 524264.02 is generated when an electronic malfunction is registered in the control unit.

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