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Check engine light and dpf light came on on my 2011 d40. Ran scan which showed code p0438 which is for one of the dpf temp sensors. Tracked that down to a broken wire so repaired that and assumed all good. DPF light still on, went for hot drive to clean but nothing happened. Did ECM reset inc...

Thanks for the reply. Had a closed look at the situation and worked out that it was the sensor at the front of the DPF and not the rear one and yes think it is the skinny one. Pulled plug off and sensor resistance looked ok, checked input voltage and that was only 0.01v. Found cracked wire...

Seems on of the temp sensors on my 2011 Thai build D40 is buggered. Check engine light came on then dpf light shortly after and is drinking huge amount of diesel. Scan showed fault P0438 so thinking one of the temp sensors is the problem but dont know whi ch one. Would it be the fat one or the...