HYUNDAI

23-01-023H

2023-03-20 · NHTSA 10233545

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Manufacturer summary

Original wording in English

This bulletin provides information related to the ECU software update for Sonata Hybrid (DN8 HEV) vehicles to revise the logic for the following DTC : • DTC P00B7 – Engine Coolant Flow Low/Performance

Repeated filings are grouped only when make, bulletin number, publication date and complete summary agree. Original record numbers are retained. Older publications remain available, and an explicit later version is shown when established. Pre-1994 vehicle associations are separated from default results; an unspecified year does not mean all model years apply.