303K views 10 years ago. 2 minute solution to flashing DPF light. This light which should warn that filter needs changing also acts as a service indicator light but those clever boffins
cAE9TPK. Board index ‹ Mazda 6 DPF light flashing. by DrStevil » Sat Jul 18, 2015 4:33 pm . Hi all, when the DPF light started to flash.Carefully inspect the sparkplug wires and all of the boots for any cuts, tears or signs of arcing. Use some dialectric grease to slick up where the boots slip over the plugs and the high tension leads slip onto the coil. Clean the plugs, recheck the gap and swap them around too. Keep track of what plugs went where. The control indicator ('!') will flash if the diesel particulate filter needs cleaning and your previous journey hasn’t enabled automatic cleaning. If this happens, just carry on driving, keeping your engine speed above 2,000 revolutions per minute and shifting down if necessary. The filter-cleaning process will start - and we recommend you