Safety recallImmediate safety action

2016 Hyundai Tucson · Brakes

Braking performance may be reduced

The Anti-lock Brake Hydraulic Electronic Control Unit (HECU) could corrode internally and cause an electrical short, possibly resulting in an engine compartment fire.

Vehicles covered
2016 to 2021
Evidence level
Official safety recall
Information reviewed
August 3, 2026
Jurisdiction
United States

What the reviewed source says

Start with the documented condition, not a parts guess.

NHTSA campaign 20V543000 includes certain 2016 to 2021 Hyundai Tucson vehicles. Hyundai Motor America (Hyundai) recalled certain 2019-2021 Tucson vehicles on September 4, 2020. On December 30, 2020, Hyundai expanded the recall population, and added certain 2016-2018 Tucson vehicles. An engine compartment fire can increase the risk of injury or crash.

Words owners may use

Does this match the moment?

“brake pedal feels soft”“car takes longer to stop”“brake warning light”“brakes suddenly weak”“brake fluid leaking”“parking brake not working”

Symptoms in the pattern

  • The driver may notice a warning, changed pedal feel or reduced braking, depending on the recalled component
  • An open campaign appears when the complete VIN is checked
  • Some recalled vehicles may show no advance warning before the component fails

Vehicles and scope

  • 2016 to 2021 Hyundai Tucson
  • NHTSA campaign 20V543000
  • The manufacturer filing lists 652,024 potentially affected units across the complete campaign.
  • VIN eligibility determines whether this recall applies to an individual vehicle
  • NHTSA marks this campaign with a Park Outside advisory

Manufacturer position

What the official procedure directs

Hyundai will notify owners, and dealers will replace the HECU fuse. For 2019-2021 model years, the Electronic Stability Control (ESC) software will also be updated. Recall repairs will be performed free of charge.

Mileage context

Safety recall eligibility is based on the VIN and campaign scope, not ordinary warranty mileage. Check the complete VIN even when the vehicle is outside its original warranty.

Original evidence

Open the documents behind this page.

Repair paths and safe checks

Separate the diagnosis from the action.

Official repair pathAuthorised dealer · Confirm with VIN

Use the official recall remedy

Hyundai will notify owners, and dealers will replace the HECU fuse. For 2019-2021 model years, the Electronic Stability Control (ESC) software will also be updated. Recall repairs will be performed free of charge.

Boundary

Do not buy parts from the campaign description alone. VIN scope, superseded remedies and parts availability can change.

What owners reported

Did this repair fix the same symptom on your car?

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Safe owner checkBasic check · 5 minutes

Check the complete VIN before arranging work

Enter the 17-character VIN in NHTSA's recall lookup and ask the manufacturer or an authorised dealer to confirm whether the campaign is open for this vehicle.

Boundary

A year, make and model match does not prove that every vehicle is included. The VIN result controls eligibility.

What owners reported

Did this repair fix the same symptom on your car?

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