Mazda 6 - Mazda 6 Won't start after changing oil - mazda17. I have a 58 plate Mazda 6 2.0L Diesel. I have had the dreaded dpf light come on and took it to the Mazda dealer. They advised changing the oil and filter and regenerating the dpf. I opted to change the oil and filter myself and return it for them to them to do the regeneration.
Kev555 said: As mentioned above if DPF is needing forced regen apart from the split hose theres something possibly not right Nick (DPF pressure sensor or temp sender possibly). Live values on your icarsoft should show any wayward readings if theres no fault codes.
I do mainly motorway driving, so thought the DPF would have plenty of opportunity to regenerated itself. However the car is a 6 speed automatic and rarely gets above 2500 rpm. At 70 (ish) mph it is only at around 2000 rpm. The problem occured when I was on a 10 mile stretch of 50 mph avg spd chk roadworks on the M25!
Forced regeneration is a process that is performed on a diesel particulate filter (DPF) when it becomes filled with soot and an active regeneration cannot be performed to resolve the problem. During regeneration, the DPF is heated to a high temperature, typically between 600 and 900 degrees Fahrenheit, which burns off the soot that has
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mazda 6 dpf forced regeneration