TSB Document:

Affected Component: ELECTRICAL SYSTEM:SOFTWARE

Summary
This bulletin provides information related to the Engine Control Module (ECM) software update for 2018 - 2019MY Elantra (AD/ADA) vehicles equipped with 2.0L engine. This software update includes cylinder imbalance learning logic optimization for Malfunction Indicator Light illumination with DTC P0300/P0301/P0302/P0303/P0304 (Cylinder “X” – misfire detected).

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Date Published
FEB 13, 2020
NHTSA TSB #
10172215
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