![exhaust and heats up the DPF on Nisson D40](https://chiptuning.com.au/wp-content/uploads/2013/10/exhaust-and-heats-up-the-DPF-on-Nisson-D40-870x350.jpg)
DPF Forced Regeneration on Nissan D40
This is the condition caused by a Forced Regeneration for a Diesel Particulate Filter (DPF). This smoke is produced when a DPF Forced Regen attempts to "clean" the DPF by injecting raw diesel fuel into the exhaust via the factory fuel injectors. This fuel burns in the exhaust and heats up the DPF [...]