Come the cold weather ,the pre filters do indeed block up due to the bio content in diesel algae /waxing etc …This is more prominent in Euro 6 ,with finer filters,most now come with heater to try and combat it …
Come the cold weather ,the pre filters do indeed block up due to the bio content in diesel algae /waxing etc …This is more prominent in Euro 6 ,with finer filters,most now come with heater to try and combat it …