- P2459-diesel particulate filter regeneration frequency P0299-turbocharger underboost P2280-air flow restriction P24AE-particulate matter sensor circuit Initial inspection found engine air filter is very dirty. All codes could be related to inadequate intake air flow. Replaced air filter, cleared codes, and rechecked. Performed DPF regeneration cycle after filter replacement.
Jermey J. gave our service a 5 star review on 7/22/2022