Affected Component: ENGINE AND ENGINE COOLING

Date Published
MAR 31, 2022
NHTSA TSB #
10210210
TSB Document
Summary
On certain 2021 Elantra and 2022 Kona vehicles equipped with 2.0L engine, a coolant leak at the Water Temperature Sensor (WTS) may be observed due to machining burrs at the mounting port of the cylinder head, resulting in improper coolant sealing.