Mercedes p0471 p2626 error

[wjwren]

This popped up today. Have tried to reset it and clear but to no avail.

[gazza285]

Exhaust back pressure problem, petrol or diesel?

[wjwren]

Diesel. Anything to do with the dpf? Thanks

[wjwren]

is this the location of the exhaust pressure sensor?

[gazza285]

wjwren said:

Diesel. Anything to do with the dpf? Thanks

Yes, it's full of soot.

[wjwren]

Ok thanks. Il order one today.