Diagnostic Trouble Code (DTC): P2058 P2058 code definition Reductant Injector Circuit High Bank 2 Unit 2 What the P2058 code means P2058 is an OBD - II generic code for the engine... (yourmechanic.com)
P2051 code definition Reductant injector circuit low bank 1 unit 1 What the P2051 code means This trouble code indicates that the powertrain control module has noticed a malfunction with the... (yourmechanic.com)
Solutions of HPP - 4382 and CDDO - Me were exposed to the thiol - containing reductants N - acetylcysteine (NAC), cysteine and dithiothreitol. (journals.plos.org)