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Very true, the DPF is a single component of an overly complicated emissions control system and likely the reason it’s becoming increasingly difficult to find a mechanic who will even touch a TDI.

I appreciate the thorough response. I hadn’t considered a sooty-slurry, which probably would make things worse within the DPF.

I apologize in advance if this has been discussed… Has anyone experimented with water injection as a method of DPF cleaning? Something that crossed my mind a while back. We’ve all heard that water injection can steam clean the combustion chamber, I’m curious if it benefits would extend a bit...

2012 Jetta SportWagon (aka Golf Wagon) VCDS Scan Code: P1A58/006744 - http://wiki.ross-tech.com/wiki/index.php/P1A58/006744_-_NOx_catalytic_converter:_Regeneration_required DPF light is on and no amount of regeneration or resetting will make it go away. Doesn't seem to be hurting performance...

2012 Golf Wagon TDI My DPF Light has been on for the past few months. The car runs great. Recently had EGT Sensor Bank 1 replaced. I plugged in my VCDS (recent purchase) and followed the instructions from The DPF light will turn off for 15 min but will sadly return. Any suggestions or...

Thanks for the suggestion, scanning and real-time data is great. VCDS has more functionalality but is less practical for everyday use.

I just ordered VCDS, I'll have to do some research on performing a DPF regen.

Does operating at higher RPM help eliminate Soot and Ash from the system?

2012 Golf Wagon/Jetta SportWagen. Are there a preferred way to trigger a DPF Regen, aside from the instructions in the owners manual about driving 70km/h in 4th gear (DSG Trans). Ie. Is ideal outdoor temp.? How long to warm up the vehicle? Is it better to rev the engine 4000+RPM? Can a regen...