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Service bulletin 22-01-083H

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10227321
Published by NHTSA2022-12-07
Manufacturer's number22-01-083H
Manufacturer's date2022-11-10
NHTSA componentFUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY; ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

This bulletin describes the procedure to verify, and if applicable perform an Integrated Electronic Booster (IEB) software update on certain 2022-2023MY Sonata Hybrid (DN8 HEV) vehicles. This software updates the DTC monitoring logic for C240201 Motor Electrical.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Fuel system, Fuel tank, Software

Trouble codes named

C2402

Vehicles listed
HYUNDAI SONATA HYBRID2022 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.