As with all filters, a Diesel Particulate Filter (DPF) needs emptying periodically and is done by the vehicle automatically in a process called “regeneration”. However, because of the high temperature that is needed to regenerate, low mileage stop-start motoring can cause them to block.
Your car may also suffer from loss of power, go into limp mode or may even break down. Before you think about a DPF replacement, which will be a costly exercise call us to book in a DPF clean.
This will then produce engine management lights such as: