MC TDCI Engine Malfunction - P269F

[rondeo]

DPF soot loading goes from 80% to 25% on mine.

Armchair mechanic says minimum loading may depend on car's km,
160000 in my case.

So what happens if the car has just done a regen without the driver knowing (as is usual) and he decides to follow page 122 instructions?

Not only that, page 122 recommends the driver NOT TURN THE ENGINE OFF, now that's interesting to say the least.

Ford apparently did their best to make regens 'transparent to the driver', so according to the manual, don't switch the engine off: 'it could assist with the regeneration process'. So . . .

I