Recovery regeneration is the most advanced level of DPF cleaning. The machine must be parked during the Recovery regen cycle and the process can take
up to 90 minutes
.
How long should a parked regen take?
How long does a parked DPF regen take? It takes approximately
20-60+ minutes
. It will continue to regen until the soot level has reached ‘low’ or ‘0%. ‘ Some trucks will let you monitor your soot level gauge on the dashboard.
How long does a DPF burn take?
Most engine management systems will actively regenerate the DPF when the car is driven at speeds above 40mph for around
10 to 15 minutes
. The soot particles trapped in the filter will soon burn away and the warning light should switch off.
How do you know when DPF Regen is done?
When the DPF light is flashing on your dashboard indicator
, it means the regen must be done immediately while the vehicle is parked. On the contrary, if there is a solid light, it means you have the option to perform either active regen or parked regen and it needs to be done very soon.
Why is regen taking so long?
If your forced DPF regen lasts closer to an hour or continues beyond that, it likely suggests that
your exhaust temperatures are not building up high enough to successfully burn off the soot collected in the DPF and that the truck is still trying to bring down those soot levels
.
How long does a regen cycle take?
A forced regen occurs when soot builds up inside the diesel particulate filter (DPF) to the point that the vehicle is no longer operable. When this happens, a driver has to pull over and initiate a self-cleaning process that can take
up to 40 minutes
— valuable time that could have been spent on the road.
Can a regen last 2 hours?
A parked regen is controlled by your truck’s computer system and only requires the correct conditions to be met.
The process should last between 45 minutes to an hour
and no longer.
What happens if I interrupt a regen?
What Happens If I Stop A Regen? In the DPF filter, the soot accumulation is burned by the regeneration process, or regen. In the event that you cannot start a regen,
you will eventually get stuck in a derate, which will shut down your engine
.
Will parked regen stop on its own?
A Parked Regeneration will stop if the key is turned to the off position, the truck is put into gear or the parking brake is released
. The regeneration will take approximately 20-40 min. The regeneration is complete when the engine returns to low idle and the DPF lamp remains off.
How often should DPF Regen?
Active regeneration will be initiated
every 300 miles
or so depending on how you use your car and will take 5 to 10 minutes to complete. But it’s a problem if your journey’s too short and the regeneration doesn’t finish.
How often should I do a parked regen?
Depending on your driving, active regeneration may happen as often as
once a day
. If you do a lot of stop and go, it can happen even more often. Frequency depends on duty cycle and how much soot collects – as often as once a day or every other day An active regeneration could take up to one-half hour or more.
Can DPF cause white smoke?
In a Diesel engine with a Diesel particulate filter (DPF) system,
high-sulfur fuel causes white smoke
containing odorous and harmful pollutants during DPF regeneration.
Can you do a regen with check engine light?
If your Check Engine light comes on while the DPF status light is flashing, it means you need to perform a parked regen right away
. You may also hear a beeping sound to further alert you. Here’s what you should do: Park your truck.
Does DPF Regen in limp mode?
If your vehicle has switched to ‘limp’ mode
it will not be possible to regenerate the DPF filter automatically
and will need to be professionally cleaned.
