How do you trigger a DPF regeneration?
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 clear a DPF regeneration?
If your car has an automatic transmission, shift your gears in a manual mode by moving the gear shift gently. No need to use the speed limiter, it is with no seeming value added. Ride like this for a minimum of 30 minutes. This will initiate a regeneration cycle, and your DPF will be cleaned.
How often should a BMW DPF regeneration?
Registered. 250 miles is too often it should be between 500 miles and 2100 miles (from memory, or perhaps 500km and 2100km). If it’s doing it regularly at the the 500 figure it usually indicates a faulty sensor. The car can’t determine the DPF status so it regens as often as possible.
How long does a force Regen 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 I force a DPF regeneration?
A forced regeneration can be performed by any service shop with the appropriate diagnostic software. The cost for a forced regeneration varies. Generally, it is between $300-$700 depending on the technician’s required diagnostic time and the length of time your DPF regeneration lasts.
How do I know if my DPF is regenerating?
You will know whether active regeneration is taking place by the following symptoms:
- Engine note change.
- Cooling fans running.
- A slight increase in fuel consumption.
- Increased idle speed.
- Deactivation of automatic Stop/Start.
- A hot, acrid smell from the exhaust.
Can I clean a DPF myself?
Never attempt to remove a DPF and to start forced regeneration. This should only be done by a qualified mechanic, as it’s easy to accidentally damage your vehicle.
How long does it take to regenerate DPF?
1 1/2 hours
The DPF regeneration cycle takes approximately an hour and a half (1 1/2 hours) to complete and can be completed as part of a routine service.
Can you do a regen while driving?
The truck can regen all by itself ONLY while moving. If the driver slows or stops the truck, the regen will stop. If a regen is needed while stopped, the driver or a technician must initiate a parked regen.