Bmw 335 Dpf fault diagnosed and fixed at Garej Bowydd Garage, Gwynedd North wales
We were presented with this Bmw 335 in for Dpf problems causing lack of power and going into limp mode. We first carried out our initial diagnostic check which is vital to ensure the route cause of the fault is diagnosed. We found various codes including 480a Dpf 4BA1 inlet air temp, 4BC2 air mass, 4BC7 inlet air temp , 4D00 dpf backpressure.
After carrying out the repair we then carried out our 3 stage on car cleaning process and getting the Dpf readings down to within spec. we then carried out a thorough roadtest to ensure that everything is working all ok.