Affected Component: POWER TRAIN

Date Published

OCT 09, 2020

NHTSA TSB #

10182344

TSB Document

• MC-10182344-0001.pdf

Summary

P249D-00 DEF Dosing Adaptation Factor (trim) too high flags at key on after attempting to reset the DEF Dosing Adaptation Factor. Vehicle states it passes the routine, but the code recurs at key-on.