Affected Component: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

Date Published

MAR 06, 2023

NHTSA TSB #

10233483

TSB Document

• MC-10233483-0001.pdf

Summary

Certain 2015-19MY Sonata (LFA) vehicles equipped with 2.0L Turbo GDI engines need the Electronic Control Module (ECM) software updated to revise the fuel injection control logic to compensate for oxygen sensor aging and control tailpipe emissions within applicable standards.