What does fault code P2002 mean?
Engine code P2002 usually goes off in response to irregular back pressure in your exhaust system. Although the engine code could result from low-quality diesel or a broken pressure sensor, here are the most common causes: Broken or clogged Diesel Particulate Filter. Leak in your exhaust system.
What are the symptoms of a blocked diesel particulate filter?
What Are The Signs Of A Blocked DPF?
- You feel a loss of power in your engine (limp mode).
- The DPF light will appear on your dashboard.
- Passive and active regeneration keep failing.
- A pungent smell of diesel.
- Automatic Stop-Start System Not Working.
- Your car seems to be releasing an excessive amount of smoke.
How do you clear a diesel particulate filter?
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.
Can you drive with a blocked DPF filter?
Driving the vehicle with a blocked DPF can seriously damage your engine / turbo and it’s not uncommon to have to replace a turbo when the warning light has been ignored for extended periods. The ash residue which remains after successful regeneration cannot be removed and will eventually fill the filter.
How do I fix code P2002?
Most often, trouble code P2002 is a result of a clogged DPF. You’ll simply need to burn off some of the soot to clear the filter and restore its functionality.
Is it OK to drive with DPF light on?
Don’t ignore a warning light If you ignore a DPF warning light and keep driving in a relatively slow, stop/start pattern, soot will build up in the filter until your car goes into ‘restricted performance mode’ to prevent damage. If you let it get this bad: Driving at speed alone won’t be enough.
What is a DPF pressure sensor?
A diesel particulate filter (DPF) differential pressure sensor measures exhaust backpressure and signals when the power-train control module (PCM) should begin a regeneration process to clear the filter of diesel particulate matter (DPM), or soot.