TSB 23-AT-010H — Hyundai Service bulletin

23-AT-010H is a service bulletin on file with NHTSA for 2 Hyundai models, 2020–2022 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. Certain vehicles equipped with the Intelligent Variable Transmission (IVT) may experience a check engine light or malfunction indicator light due to Diagnostic Trouble Codes (DTC) listed below. This bulletin provides information on replacing the oil pressure sensor to remedy…

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
2Vehicles named
2Model years

Vehicles and model years 23-AT-010H names

VehicleModel years
Hyundai Accent 2022
Hyundai Elantra 2020

Every document filed under 23-AT-010H

Document IDFiledType
23-AT-010H August 23, 2023 Service bulletin

What 23-AT-010H covers

Transmission & drivetrain — the component vocabulary NHTSA files this communication under.

← All Hyundai Accent TSB years TSB lookup by model

Questions buyers ask

What is TSB 23-AT-010H?

23-AT-010H is a service bulletin filed with NHTSA by Hyundai, covering 2 Hyundai models across the 2020–2022 model years. NHTSA's summary reads: Certain vehicles equipped with the Intelligent Variable Transmission (IVT) may experience a check engine light or malfunction indicator light due to Diagnostic Trouble Codes (DTC) listed below. This bulletin provides information on replacing the oil pressure sensor to remedy…

Which vehicles does 23-AT-010H cover?

NHTSA's file names Hyundai Accent (2022); Hyundai Elantra (2020). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB 23-AT-010H a recall, and is the repair free?

No. 23-AT-010H is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of 23-AT-010H?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under 23-AT-010H, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under 23-AT-010H. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.