Plus, fleets are reporting fewer issues with diesel particulate filters (DPF) because biodiesel’s cleaner burn leads to fewer particulates getting to the DPF.” while Ultra Clean B20 and This is a regeneration of a BMW DPF using an app called B-TOOL EXPERT.NOTE: ITS ONLY DONE WHILST DRIVING WILL NOT WORK WHILST STATIONARY(PARKED UP NOT DRIVIN
AdBlue favours regeneration cycles, so it participates directly in the maintenance of the diesel particulate filter. However, so that the diesel car's emission control system to work properly, it is necessary to make long trips (a minimum of 30 minutes) by regularly pushing the gears. Without this, clogging is unavoidable.
Extended idle time MUST be avoided while the message is displayed because the DPF system is not capable of self cleaning at idle. Instruct the customer that the most efficient way to clean the filter is to DRIVE the vehicle at more than 50 km/h (30 mph) UNTIL the warning message goes OFF.

Heavy duty truck services do DPF cleaning but as far as I know, this is not possible for the DPF/cat units used on 2.0L TDI engines because the cat/DPF is combined into one piece. Truck services require the DPF to be separate for effective cleaning. While it's possible to clean out a DPF you have to cut and weld the case back.

At the same time, the driver will usually be alerted by DPF warning lights flashing on the dash while this active regen is in progress. Once started, the process must be allowed to complete, which typically means driving the vehicle for a certain distance or time (five to 25 minutes is typical) at a defined minimum speed (usually about 80km/h
Toyota Hilux models built after 2009 have a Diesel Particulate Filter, or DPF, fitted within the exhaust system. The DPF is designed to catch soot particles
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    • how do you clean a dpf filter while driving