TSB: HYUNDAI ACCENT, AZERA, ELANTRA, ELANTRA GT, KONA, PALISADE, SANTA FE, SANTA FE SPORT, SONATA, SONATA HYBRID, TUCSON, VELOSTER (2007–2020)

Bulletin 20-AT-001H — January 2, 2020

Bulletin Details

Bulletin ID20-AT-001H
ManufacturerHYUNDAI
ModelsACCENT, AZERA, ELANTRA, ELANTRA GT, KONA, PALISADE, SANTA FE, SANTA FE SPORT, SONATA, SONATA HYBRID, TUCSON, VELOSTER
Model Years2007–2020
Date IssuedJanuary 2, 2020
Date Added to NHTSAFebruary 3, 2020
ComponentPOWER TRAIN
Vehicles Affected92 combinations

What is a TSB?

A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.

If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.

Summary

This TSB provides a procedure to diagnose and repair a transaxle for the following Incorrect Ratio DTC (transaxle clutch slipping more than 200 rpm in gear).

Affected Vehicles

MakeModelYearComponent
HYUNDAI ACCENT 2020 100000 POWER TRAIN
HYUNDAI ELANTRA GT 2020 100000 POWER TRAIN
HYUNDAI KONA 2020 100000 POWER TRAIN
HYUNDAI PALISADE 2020 100000 POWER TRAIN
HYUNDAI SANTA FE 2020 100000 POWER TRAIN
HYUNDAI SONATA 2020 100000 POWER TRAIN
HYUNDAI TUCSON 2020 100000 POWER TRAIN
HYUNDAI VELOSTER 2020 100000 POWER TRAIN
HYUNDAI ACCENT 2019 100000 POWER TRAIN
HYUNDAI ELANTRA 2019 100000 POWER TRAIN
HYUNDAI ELANTRA GT 2019 100000 POWER TRAIN
HYUNDAI KONA 2019 100000 POWER TRAIN
HYUNDAI SANTA FE 2019 100000 POWER TRAIN
HYUNDAI SONATA 2019 100000 POWER TRAIN
HYUNDAI SONATA HYBRID 2019 100000 POWER TRAIN
HYUNDAI TUCSON 2019 100000 POWER TRAIN
HYUNDAI VELOSTER 2019 100000 POWER TRAIN
HYUNDAI ACCENT 2018 100000 POWER TRAIN
HYUNDAI ELANTRA 2018 100000 POWER TRAIN
HYUNDAI ELANTRA GT 2018 100000 POWER TRAIN
HYUNDAI KONA 2018 100000 POWER TRAIN
HYUNDAI SANTA FE 2018 100000 POWER TRAIN
HYUNDAI SANTA FE SPORT 2018 100000 POWER TRAIN
HYUNDAI SONATA 2018 100000 POWER TRAIN
HYUNDAI SONATA HYBRID 2018 100000 POWER TRAIN
HYUNDAI TUCSON 2018 100000 POWER TRAIN
HYUNDAI ACCENT 2017 100000 POWER TRAIN
HYUNDAI AZERA 2017 100000 POWER TRAIN
HYUNDAI ELANTRA 2017 100000 POWER TRAIN
HYUNDAI ELANTRA GT 2017 100000 POWER TRAIN
HYUNDAI SANTA FE 2017 100000 POWER TRAIN
HYUNDAI SANTA FE SPORT 2017 100000 POWER TRAIN
HYUNDAI SONATA 2017 100000 POWER TRAIN
HYUNDAI SONATA HYBRID 2017 100000 POWER TRAIN
HYUNDAI TUCSON 2017 100000 POWER TRAIN
HYUNDAI ACCENT 2016 100000 POWER TRAIN
HYUNDAI AZERA 2016 100000 POWER TRAIN
HYUNDAI ELANTRA 2016 100000 POWER TRAIN
HYUNDAI ELANTRA GT 2016 100000 POWER TRAIN
HYUNDAI SANTA FE 2016 100000 POWER TRAIN
HYUNDAI SANTA FE SPORT 2016 100000 POWER TRAIN
HYUNDAI SONATA 2016 100000 POWER TRAIN
HYUNDAI SONATA HYBRID 2016 100000 POWER TRAIN
HYUNDAI TUCSON 2016 100000 POWER TRAIN
HYUNDAI ACCENT 2015 100000 POWER TRAIN
HYUNDAI AZERA 2015 100000 POWER TRAIN
HYUNDAI ELANTRA 2015 100000 POWER TRAIN
HYUNDAI ELANTRA GT 2015 100000 POWER TRAIN
HYUNDAI SANTA FE 2015 100000 POWER TRAIN
HYUNDAI SANTA FE SPORT 2015 100000 POWER TRAIN
HYUNDAI SONATA 2015 100000 POWER TRAIN
HYUNDAI SONATA HYBRID 2015 100000 POWER TRAIN
HYUNDAI TUCSON 2015 100000 POWER TRAIN
HYUNDAI VELOSTER 2015 100000 POWER TRAIN
HYUNDAI ACCENT 2014 100000 POWER TRAIN
HYUNDAI AZERA 2014 100000 POWER TRAIN
HYUNDAI ELANTRA 2014 100000 POWER TRAIN
HYUNDAI ELANTRA GT 2014 100000 POWER TRAIN
HYUNDAI SANTA FE 2014 100000 POWER TRAIN
HYUNDAI SANTA FE SPORT 2014 100000 POWER TRAIN
HYUNDAI SONATA 2014 100000 POWER TRAIN
HYUNDAI SONATA HYBRID 2014 100000 POWER TRAIN
HYUNDAI TUCSON 2014 100000 POWER TRAIN
HYUNDAI VELOSTER 2014 100000 POWER TRAIN
HYUNDAI ACCENT 2013 100000 POWER TRAIN
HYUNDAI AZERA 2013 100000 POWER TRAIN
HYUNDAI ELANTRA 2013 100000 POWER TRAIN
HYUNDAI ELANTRA GT 2013 100000 POWER TRAIN
HYUNDAI SANTA FE 2013 100000 POWER TRAIN
HYUNDAI SANTA FE SPORT 2013 100000 POWER TRAIN
HYUNDAI SONATA 2013 100000 POWER TRAIN
HYUNDAI SONATA HYBRID 2013 100000 POWER TRAIN
HYUNDAI TUCSON 2013 100000 POWER TRAIN
HYUNDAI VELOSTER 2013 100000 POWER TRAIN
HYUNDAI ACCENT 2012 100000 POWER TRAIN
HYUNDAI AZERA 2012 100000 POWER TRAIN
HYUNDAI ELANTRA 2012 100000 POWER TRAIN
HYUNDAI SANTA FE 2012 100000 POWER TRAIN
HYUNDAI SONATA 2012 100000 POWER TRAIN
HYUNDAI SONATA HYBRID 2012 100000 POWER TRAIN
HYUNDAI TUCSON 2012 100000 POWER TRAIN
HYUNDAI AZERA 2011 100000 POWER TRAIN
HYUNDAI ELANTRA 2011 100000 POWER TRAIN
HYUNDAI SANTA FE 2011 100000 POWER TRAIN
HYUNDAI SONATA 2011 100000 POWER TRAIN
HYUNDAI SONATA HYBRID 2011 100000 POWER TRAIN
HYUNDAI TUCSON 2011 100000 POWER TRAIN
HYUNDAI SANTA FE 2010 100000 POWER TRAIN
HYUNDAI TUCSON 2010 100000 POWER TRAIN
HYUNDAI SANTA FE 2009 100000 POWER TRAIN
HYUNDAI SANTA FE 2008 100000 POWER TRAIN
HYUNDAI SANTA FE 2007 100000 POWER TRAIN

Related HYUNDAI Recalls

CampaignModelYearComponentSummary
IONIQ 9 2026 SUSPENSION:CRITICAL FASTENERS Hyundai Motor America (Hyundai) is recalling certain 2025 Ioniq 5 and 2026 Io...
IONIQ 5 2025 SUSPENSION:CRITICAL FASTENERS Hyundai Motor America (Hyundai) is recalling certain 2025 Ioniq 5 and 2026 Io...
TUCSON 2025 FORWARD COLLISION AVOIDANCE: AUTOMATI... Hyundai Motor America (Hyundai) is recalling certain 2025-2026 Santa Cruz, Tu...
SANTA CRUZ 2025 FORWARD COLLISION AVOIDANCE: AUTOMATI... Hyundai Motor America (Hyundai) is recalling certain 2025-2026 Santa Cruz, Tu...
SANTA CRUZ 2026 FORWARD COLLISION AVOIDANCE: AUTOMATI... Hyundai Motor America (Hyundai) is recalling certain 2025-2026 Santa Cruz, Tu...

What Should You Do?

If your vehicle is affected by this TSB, contact your authorized HYUNDAI dealer. Bring this bulletin ID (20-AT-001H) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.

Frequently Asked Questions

A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.

If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.

Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.

This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.