Check DriveTrain warning - possible DPF issue
I drove halfway around Australia in my 2011 520D, I clocked up 6,900km and since then there have been issues with oil and water leaks so have replaced a lot of parts
Now I am getting a message popping up saying check Drivetrain when I stop the car
I took it to BMW for a trade in and they connected it to their computer and the error is as follows:
Code 25DB00 - Exhaust back pressure sensor upstream or diesel particulate filter signal: Short circuit to B+
I have checked everywhere but can't find any posts for this code. The sales guy at BMW said it may need a DFP clean or replacement which will costs $$$$
Has anyone had any experience with this issue?
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