What is a particulate filter fault?
The DPF light comes on to tell you that there’s a problem with your car’s diesel particulate filter. This is something that has been fitted to diesel cars since 2009 to reduce the amount of soot released through the car’s exhaust system, lowering emissions. This soot is harmful and can cause respiratory problems.
How do you diagnose a DPF?
Symptoms of a Blocked DPF Filter
- 1 – Your Car Feels Weaker.
- 2 – You Burn Through Fuel Quicker.
- 3 – Your Engine is Harder To Start.
- 4 – Issues With Your Turbocharger.
- 5 – The Engine Smells Strange.
Are there any problems with the diesel particulate filter?
DPF Problems, Symptoms and Fixes. The Diesel Particulate Filter (DPF) is best described as the “ticking time bomb” in most modern diesels. Similar to EGR problems, the DPF can become clogged up from city driving where the car does not get up to temperature.
When does a diagnostic machine show a fault code?
Most diagnostic machines will show the fault code that the ECU stores when there is an engine management light. These codes are associated with more specific explanations of where the fault lies. The mechanic will be able to tell you where and potentially what the fault is. If the fault is indeed DPF related, it’ll need fixing.
What is the fault code for DPF failure?
d) If the coil and engine management light is on with loss of power, ‘limp home mode’ will engage with a maximum of 3000 RPM. The fault code will read: ‘DPF soot loading too high’. ‘Forced regeneration’ is now required.
Why is the diesel particulate filter a ticking time bomb?
The Diesel Particulate Filter (DPF) is best described as the “ticking time bomb” in most modern diesels. Similar to EGR problems, the DPF can become clogged up from city driving where the car does not get up to temperature. The whole reason the Diesel Particulate Filter came along was to clean up the diesel car image (Euro 5 Emissions, 2009).