TSB Document:

• MC-10252354-0001.pdf

Affected Component: ENGINE AND ENGINE COOLING

Summary

This bulletin contains the software update procedure for the Engine Control Unit (ECU) on certain 2021-2023MY Elantra (CN7) and 2022-2023MY Kona (OS) vehicles equipped with the 1.6 liter T-GDI Gamma 2 engine, that may exhibit a warning lamp with one or more of the DTCs listed below: • P250F - Engine Oil Level Too Low • P011B, P050C - Engine Coolant Temperature/intake Air Temperature Correlation • P00B7, P2B60 - Engine Coolant Flow Low/Performance

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