Service bulletin 23-AT-006H-1

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)
Type	Service bulletin
NHTSA id	10241796
Published by NHTSA	2023-09-05
Manufacturer's number	23-AT-006H-1
Manufacturer's date	2023-08-01
NHTSA component	POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN

NHTSA's summary

This TSB provides information to diagnose the push button shifter operation. If you are servicing a vehicle with any symptoms listed below or DTCs (listed on Page 2) , follow the Service Procedure on Page 3. SYMPTOMS: • “Shifter System Malfunction” displayed in the cluster • Won’t shift into or out of gear or won’t shift out of Park • Incorrect gear display in cluster and/or won’t start

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

Transmission and driveline, Automatic transmission

Vehicles listed
HYUNDAI PALISADE	2020, 2021, 2022, 2023, 2024
HYUNDAI SANTA FE	2021, 2022, 2023
HYUNDAI SANTA FE HYBRID	2023 (the catalog's model; the bulletin names a series or trim of it)
HYUNDAI SONATA	2020, 2021, 2022, 2023
HYUNDAI SONATA HYBRID	2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
HYUNDAI TUCSON	2022, 2023, 2024
HYUNDAI TUCSON HYBRID	2022 (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.

Recalls for the same vehicles and component
23V526000	2023-07-27. POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:PUMP
22V746000	2022-10-06. POWER TRAIN:AUTOMATIC TRANSMISSION

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
23-FL-007H	2023-12-22. Service bulletin. This bulletin provides the procedure to update the Transmission Control Module (TCM) for the 2022MY Tucson (NX4/NX4a) vehicles and the Engine Control Module (ECM) for the 2022-24MY Tucson vehicles to improve operation of the Idle Stop and Go (ISG) system. Under certain circumstances the vehicle may not restart after ISG system has engaged and require a manual restart due to the lack of intake manifold pressure recovery.
23-AT-009H	2023-08-02. Service bulletin. If you are servicing an 8-speed DCT front-wheel-drive vehicle with the DTC or symptoms listed below, refer to the Service Procedure to diagnose the condition. • DIAGNOSTIC TROUBLE CODES: ➢ P070500 - Transmission range sensor circuit malfunction ➢ P070512 - Transmission range sensor circuit malfunction ➢ P070514 - Transmission range sensor circuit malfunction ➢ P07051C - Transmission range sensor circuit malfunction ➢ P070600 - Transmission range sensor circuit range/performance ➢ P070661 - Transmission range sensor circuit range/performance ➢ P070696 - Transmission range sensor circuit range/performance • SYMPTOMS: ➢ Malfunction Indicator Light (MIL) illuminated ➢ 5th gear fail-safe ➢ Intermittently won’t shift into D or R ➢ Intermittently won’t shift out of P ➢ Intermittent ly no engine crank in “P” or “
23-AT-004H	2023-06-02. Service bulletin. This TSB applies only if Recall 236 or Service Campaign T8N has been performed and the 8 speed wet dual clutch transmission (8WDCT) replacement is necessary related due to high pressure electric oil pump (HP EOP) DTC’s P1C2D03 (HP EOP Motor Position Sensor), P193B79 - HP EOP Performance, P0868 - Transmission Fluid Pressure (TFP) Sensor – Low. Replace the 8WDCT under this bulletin.
22-AT-002H	2022-04-08. Service bulletin. Certain vehicles equipped with 8-speed automatic transmission may experience an automatic transmission fluid (ATF) leak at the rear cover. This type of leak is caused by a porous casting on the rear cover of the transmission.
22-01-006H	2022-02-08. Service bulletin. This bulletin provides the procedure to update the ECU and TCU software to improve drivability and shift quality when accelerating.
22-01-002H	2022-02-08. Service bulletin. This bulletin provides the procedure to update the ECU and TCU software with revised logic to reduce hesitation when accelerating from a stop due to ISG and improve shift quality.
21-AT-008H-1	2021-09-17. Service bulletin. This bulletin describes the procedure to update the Shift Control Unit (SCU) for Shiftby- Wire (SBW). The update is to revise the logic for the following DTC: • P060148 (Functional Safety Level 2 SW failure) • P106D00 (Actuator initialization error) • P106D71 (Actuator motor stuck error) • U110382 (SBW lever Alive counter error).
19-AT-018H	2019-09-30. Service bulletin. If you are servicing an applicable vehicle with a ?Check Engine? light on and one or more of the DTC listed below, follow the repair procedure and replace the related input/output speed sensor and oil pressure harness.