The rail's mechanical relief valve is designed to spill fuel back to the return line during extreme spikes. If the valve weakens or leaks prematurely, the ECU struggles to maintain balanced pressure profiles.
The high-pressure relief valve may be leaking fuel back to the return line prematurely. High-Pressure Pump Wear: New Holland 3297 Error Code
Keep your bulk DEF tanks out of direct sunlight and ideally in a temperature-controlled environment between -11°C (12°F) and 25°C (77°F). The rail's mechanical relief valve is designed to
If left unaddressed, the system may enter an inducement lock, providing a countdown timer before locking the tractor into a permanent limp mode or refusing an engine restart. New Holland 3297 Error Code