Technical Service Bulletins (TSBs) for the 2023 Elantra are official communications between Hyundai & their dealerships that describe processes for troubleshooting or fixing certain common problems.
All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.
N Vehicles are designed to maximize dynamic steering performance. In normal Ackerman steering geometry, the inner front tire turns more than the outer tire to help cornering in low-speed situations, i.e. Read More »
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. Read More »
This bulletin is issued to provide the extended battery diagnosis procedure using GDS-M. This battery diagnosis function displays the various battery-related faults such as: a?? Internal short circuit a?? Battery deterioration a?? ... Read More »
Certain 2023MY Kona (OS) and Elantra (CN7) vehicles equipped with the 2.0L Nu Atkinson engine may experience a warning lamp illumination for a diagnostic trouble code P250C that is related to the oil level sensor circuit. Read More »
Follow the guidelines outlined in this bulletin to inspect and clean or replace certain components of the engine intake system accordingly during engine short block or sub-assembly replacement. Read More »
This bulletin provides information related to a Transmission Control Unit (TCU) software update for certain vehicles equipped with an 8-speed wet dual clutch transmissions (8WDCT) that improves the touch point learning variation. Read More »
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. Read More »
If you are servicing an applicable vehicle with a a??Check Enginea?? light on and one or more of the DTC listed on Page 2, follow the repair procedure and perform the diagnosis. Read More »
POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
Certain 2023MY Kona (OS) and Elantra (CN7) vehicles equipped with the 2.0L Nu Atkinson engine may experience a warning lamp illumination for a diagnostic trouble code P250C that is related to the oil level sensor circuit. Read More »
Some vehicles equipped with the AVN 5th Gen Wide system may exhibit a condition where the radio app crashes frequently when entering radio mode and/or a message that reads a??Uneven Road Ahead, Drive carefullya?? on the cluster along with ... Read More »
Some vehicles equipped with the AVN 5th Gen Wide system may exhibit a condition where the radio app crashes frequently when entering radio mode and/or displays a message that reads a??Uneven Road Ahead, Drive carefullya?? on the cluster ... Read More »
This bulletin is issued to provide the extended battery diagnosis procedure using GDS-M. This battery diagnosis function displays the various battery-related faults such as: a?? Internal short circuit a?? Battery deterioration a?? ... Read More »
This Service Information bulletin provides information on how to update the Apple Carplay software from Hyundaia??s Navigation Updates page. Read More »
Certain Elantra, Elantra Hybrid, & Elantra N vehicles normally equipped with two (2) complete Smart Key FOBs were delivered with only one (1) complete Smart Key FOB and one additional mechanical key. Read More »
Certain 2022-23MY Elantra (CN7/CN7a), 2022-23MY Elantra N (CN7 N), and 2023MY Elantra Hybrid (CN7 HEV) vehicles normally equipped with two (2) complete Smart Key FOBs were delivered with only one (1) complete Smart Key FOB and one ... Read More »
This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. Read More »
Hyundai applies a Paint Protection Film (PPF) on new vehicles before delivery to dealerships. It provides a barrier between the paint and contaminants, such as rail dust, acid rain, and industrial fallout. Read More »
Certain Elantra (CN7/CN7a), Elantra N (CN7 N), and Elantra Hybrid (CN7 HEV) vehicles normally equipped with two (2) Smart Key FOBs will receive only one (1) Smart Key FOB and one additional mechanical key, per vehicle, until further ... Read More »
Certain Elantra (CN7/CN7a), Elantra N (CN7 N), and Elantra Hybrid (CN7 HEV) vehicles normally equipped with two (2) Smart Key FOBs will receive only one (1) Smart Key FOB and one additional mechanical key, per vehicle, until further ... Read More »
Certain 22-23MY Elantra (CN7/CN7a), Elantra N (CN7 N), and Elantra Hybrid (CN7 HEV) vehicles normally equipped with two (2) Smart Key FOBs will receive only one (1) Smart Key FOB and one additional mechanical key, per vehicle, until ... Read More »
Effective June 2, 2008, Federal Motor Vehicle Safety Standard 110 (FMVSS 110) established a threshold for correcting load carrying capacity information indicated on tire placards when vehicle weight has been increased before retail ... Read More »
N Vehicles are designed to maximize dynamic steering performance. In normal Ackerman steering geometry, the inner front tire turns more than the outer tire to help cornering in low-speed situations, i.e. Read More »
N Vehicles are designed to maximize dynamic steering performance. In normal Ackerman steering geometry, the inner front tire turns more than the outer tire to help cornering in low-speed situations, i.e. Read More »
Some vehicles equipped with the AVN 5th Gen Wide system may exhibit a condition where the radio app crashes frequently when entering radio mode and/or a message that reads a??Uneven Road Ahead, Drive carefullya?? on the cluster along with ... Read More »
Some vehicles equipped with the AVN 5th Gen Wide system may exhibit a condition where the radio app crashes frequently when entering radio mode and/or a message that reads a??Uneven Road Ahead, Drive carefullya?? on the cluster along with ... Read More »
This Service Information bulletin provides information on how to update the Apple Carplay software from Hyundaia??s Navigation Updates page. Read More »
