# Service bulletin 22\-AT\-007H

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.

- Type: Service bulletin
- NHTSA id: 10213721
- Published by NHTSA: 2022\-06\-10
- Manufacturer's number: 22\-AT\-007H
- Manufacturer's date: 2022\-05\-19
- NHTSA component: POWER TRAIN; EQUIPMENT

## NHTSA's summary

Certain vehicles \(listed below\) equipped with 7\-speed Double Clutch Transmissions \(DCT\) may exhibit abnormal vibration at low speeds. This bulletin outlines the procedures for diagnosing clutch judder, updating the Transmission Control Unit \(TCU\) with revised logic, and/or replacing the Double Clutch.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10213721-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10213721-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Equipment and accessories, Transmission and driveline

## Vehicles listed

- 2018 to 2021 HYUNDAI KONA
- 2015 to 2019 HYUNDAI SONATA
- 2016 to 2018 HYUNDAI TUCSON

## Recalls for the same vehicles and component

- [20V022000](/recalls/nhtsa/20V022000.md), 2020-01-17: EQUIPMENT:OTHER:LABELS
- [2018135](/recalls/tc/2018135.md), 2018-03-16: Powertrain
- [2016436](/recalls/tc/2016436.md), 2016-09-08: Powertrain
- [16V628000](/recalls/nhtsa/16V628000.md), 2016-08-30: ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\)
- [2016125](/recalls/tc/2016125.md), 2016-03-21: Accessories
- [14V784000](/recalls/nhtsa/14V784000.md), 2014-12-09: POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT

## Other bulletins for the same vehicles and component

- [24\-AT\-002H](/bulletins/10253275.md), 2024-04-16, Service bulletin: POWER TRAIN. This TSB provides a procedure to diagnose and replace, if necessary, an automatic transmission with Incorrect Ratio DTC \(transmission clutch slip in gear above limit\) listed on Page 2.
- [24\-01\-009H](/bulletins/10251276.md), 2024-03-05, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:ANTI\-THEFT DEVICES. This bulletin provides the service procedure to: 1\) Upgrade the IBU/BCM \(Integrated Body Control Unit/Body Control Module\) to revise the OEM Hyundai burglar alarm system operation and ignition start logic and 2\) Install two anti\-theft decals for the front windows. Additional decals may also be installed in the rear windows at customer’s discretion.
- [24\-01\-009H](/bulletins/10251275.md), 2024-03-05, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:ANTI\-THEFT DEVICES. Hyundai has launched an anti\-theft software upgrade and window decal campaign \(Campaign 993\), combined with an anti\-theft steering wheel lock campaign \(Campaign P32\), and anti\-theft ignition cylinder protector campaign \(Campaign 9A5\) in response to an increase in thefts of certain 2011\-2022MY Hyundai vehicles not equipped with engine immobilizers targeted through social media. For certain vehicles that cannot be upgraded with the software \(Campaign 993\), Hyundai is offering customers an anti\-theft ignition cylinder protector to be installed on their vehicle. This Dealer Best Practices Guide provides information to assist dealership personnel with customer questions relating to the immobilizer software upgrade, window decals and steering wheel lock anti\-theft solutions available from HMA through Hyundai dealers.
- [23\-01\-073H\-1](/bulletins/10244989.md), 2023-11-07, Service bulletin: POWER TRAIN. Certain 19\-23MY Kona Electric \(OS EV\) vehicles may experience a condition of EV warning light ON with DTC P1AA6 to P1AAF found stored. The Battery Management System \(BMS\) software update will be performed to enhance battery diagnostics logic. Flowchart summary of the service procedure is provided on page 2 summarized as follows: • Vehicles that do not have EV Warning Light On will only need the BMS software update. • Certain vehicles incurring EV Warning Light On and DTC P1AA6 found stored with Freeze Frame Data Information Code 1=128 will only require the BMS Update. • Certain other DTC P1AA6 Information Code 1\-2 values or DTC P1AA7 to P1AAF will require the Battery System Assembly \(BSA\) to be replaced and then the BMS Update to be performed.
- [23\-01\-073H\-1](/bulletins/10244988.md), 2023-11-07, Service bulletin: POWER TRAIN. Certain 19\-23MY Kona Electric \(OS EV\) vehicles may experience a condition of EV warning light ON with Diagnostic Trouble Code \(DTC\) P1AA6 to P1AAF found stored. The Battery Management System \(BMS\) software update will be performed to enhance battery diagnostics logic. The service procedure contained in TSB 23\-01\-073H\-1 \(or latest version\) is summarized as follows: • Vehicles that do not have EV Warning Light “ON” will only need the BMS software update. • Certain vehicles incurring EV Warning Light “ON” and DTC P1AA6 found stored with Freeze Frame Data Information Code 1=128 will only require the BMS Update. • Certain other DTC P1AA6 Information Code 1\-2 values or DTC P1AA7 to P1AAF will require the Battery System Assembly \(BSA\) to be replaced and then the BMS Update to be performed.
- [23\-01\-054H](/bulletins/10243376.md), 2023-10-02, Service bulletin: POWER TRAIN; HYBRID PROPULSION SYSTEM. Certain 2013\-2015MY Sonata Hybrid \(YF HEV\) vehicles may exhibit warning lights on while driving and the inability to restart the ignition after it has been turned off when stopped. TSB 23\-01\-054H outlines the service process to inspect the fuse and safety plug assembly, and replace the parts as needed. This best practice provides helpful tips and key notes when carrying out this service campaign.
- [23\-01\-054H](/bulletins/10243375.md), 2023-10-02, Service bulletin: POWER TRAIN. Certain Sonata Hybrid \(YF HEV\) vehicles may exhibit warning lights on while driving and the inability to restart the ignition after it has been turned off when stopped. This bulletin provides the procedure to inspect the safety plug and fuse and replace parts as necessary.
- [23\-01\-073H](/bulletins/10241897.md), 2023-09-06, Service bulletin: POWER TRAIN. Certain 19\-23MY Kona Electric \(OS EV\) vehicles may experience a condition of EV warning light ON with Diagnostic Trouble Code \(DTC\) P1AA6 to P1AAF found stored. The Battery Management System \(BMS\) software update will be performed to enhance battery diagnostics logic. The service procedure contained in TSB 23\-01\-073H \(or latest version\) is summarized as follows: • Vehicles that do not have EV Warning Light “ON” will only need the BMS software update. • Certain vehicles incurring EV Warning Light “ON” and DTC P1AA6 found stored with Freeze Frame Data Information Code 1=128 will only require the BMS Update. • Certain other DTC P1AA6 Information Code 1\-2 values or DTC P1AA7 to P1AAF will require the Battery System Assembly \(BSA\) to be replaced and then the BMS Update to be performed.
- [23\-01\-073H](/bulletins/10241895.md), 2023-09-06, Service bulletin: POWER TRAIN. Certain 19\-23MY Kona Electric \(OS EV\) vehicles may experience a condition of EV warning light ON with DTC P1AA6 to P1AAF found stored. The Battery Management System \(BMS\) software update will be performed to update the enhanced battery diagnostics logic. Flowchart summary of the service procedure is provided on page 2 summarized as follows: • Vehicles that do not have EV Warning Light On will only need the BMS software update. • Certain vehicles incurring EV Warning Light On and DTC P1AA6 found stored with Freeze Frame Data Information Code 1=128 will only require the BMS Update. • Certain other DTC P1AA6 Information Code 1\-2 values or DTC P1AA7 to P1AAF will require the Battery System Assembly \(BSA\) to be replaced and then the BMS Update to be performed.
- [23\-AT\-003H\-1](/bulletins/10241885.md), 2023-09-06, Service bulletin: POWER TRAIN. If you are servicing an 8\-speed vehicle with a “Check Engine” light on and one or more of the DTC listed, follow the service procedure and replace the related solenoid and harness.

JSON: [/v1/bulletins/10213721](/v1/bulletins/10213721)

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