This diagnostic trouble code is generated if the control software detects that the temperature of the roof control unit is above 100°C (212°F).
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John Deere RLC (Roof Lighting Control) error codes, also known as RLC diagnostic trouble codes, are essential for diagnosing issues related to the control software that manages various lighting and heating functions within the cab frame and roof of John Deere machinery. This guide provides a structured overview of the most common John Deere RLC fault codes, where they occur, and their significance in maintaining optimal functionality of your equipment.
The RLC control software receives signals directly from components like the right dome light with switch/console light and processes them through the vehicle CAN bus (500 kBd). Based on these signals, the RLC control software activates outputs to various components such as:
Addressing these fault codes promptly ensures the reliability and efficiency of the lighting and heating systems, crucial for safe and effective operation of John Deere machinery. Regular maintenance and monitoring can prevent these issues, ensuring the longevity and optimal performance of your equipment.
For more detailed troubleshooting and solutions, always refer to the official John Deere service manuals or consult with a certified John Deere technician.
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