Wrench.Pro

2021 Hyundai Tucson: raw data

Every record we hold for this vehicle, as plain tables, with nothing added. The consumer page shows the same records with the maintenance schedule, price ranges and nearby shops around them.

vehicle2021 / hyundai / tucson
known issues7 clusters (reviewed 2026-08-21)
complaints78 on file (2021-01-11 → 2026-08-29)
recalls1
investigations1
fars17 occupant deaths, crash years 2010-2024 (legacy-code)
indexedyes
licenseCC BY 4.0 (derived)

Known Issues clusters all years →

Engine knock sensor failure and oil consumptionENGINE28 complaints2021-09 → 2026-08tucson-2021-engine-knock-oil-consumption
  • 11751238 My engine light started to flash.I tried to accelerate my car barely went 10 miles an hour.I got Home 2 minutes later.There was major knocking.I had the car towed to [XXX], Hyundai, the only code that is showing up on the diagnostics, is P1326 there is an open class action…
  • 11752252 This vehicle burns oil at an alarming rate. I am getting oil changes every 3K miles, and when I take it in, the dipstick is dry. I receive no oil lights to tell me it is low. I just had to get spark plugs and the mechanic at the garage told me this was due to the oil…
  • 11735611 My 2021 Hyundai Tucson has experienced repeated engine-related failures associated with a knock sensor (P1326) fault that causes the vehicle to enter limp mode and lose power while driving. This issue has occurred multiple times at approximately 15,000, 17,000, 41,000, and…
  • 11697088 This vehicle has stalled three times while driving, putting me and my two young children in immediate danger. Each time, the car operated normally until a flashing engine light appeared, RPMs spiked, and the vehicle suddenly lost all power—entering “limp mode” and unable to…
ABS module electrical short and fire risk recallSERVICE BRAKES, ELECTRICAL SYSTEM10 complaints2021-01 → 2021-03tucson-2021-abs-module-fire-recall
  • 11403623 HYUNDAI TUCSON ANTI-LOCK BRAKE SYSTEM MODULES CORRODE INTERNALLY AND CAUSE AN ELECTRICAL SHORT AND FIRE. THEY ISSUED A RECALL, AND THEIR NOTICES SAY IT WILL TAKE LESS THEN ONE HOUR TO PERFORM INSTALLATION OF NEW ABS MODULES, YET ALL DEALERSHIPS SAY IT TAKES HALF A DAY
  • 11404778 IN THE INITIAL NHTSA TUCSON RECALL, DATED SEPTEMBER 4, 2020, THE ONLY 2021MY TUCSON VEHICLES TO BE INCLUDED WERE THOSE MANUFACTURED THROUGH 3/31/20 AND SPECIFICALLY ON 6/23/20. ONCE THE PROBLEM WITH THE ABS MODULE HAD BEEN IDENTIFIED AND CONFIRMED, AND THE RECALL ISSUED…
  • 11399906 TL* THE CONTACT OWNS A 2021 HYUNDAI TUCSON. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 20V543000 (SERVICE BRAKES, HYDRAULIC) HOWEVER, THE PART TO DO THE RECALL REPAIR WAS UNAVAILABLE
Forward collision avoidance system unintended activationFORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING4 complaints2021-01 → 2026-06tucson-2021-fca-phantom-braking
  • 11746359 Forward crash avoidance system keeps activating causing the car to brake on it's own. This was previously fixed on my car once back in 2022 and now in 2026 it is happening again. I have been trying to communicate with Hyundai regarding additional years to current recall but…
  • 11743425 The contact stated that upon starting the vehicle on several occasions, the message "Check the Forward Collison System" was displayed, and a collision warning light illuminated. The vehicle was taken to a dealer, where it was diagnosed that the forward-looking camera had…
Spontaneous sunroof and rear window glass shatteringSTRUCTURE:BODY4 complaints2024-02 → 2026-07tucson-2021-glass-shattering
  • 11573848 Panoramic sunroof spontaneously exploded when driving on highway. No warning. Sounded like a gunshot. Had to pull over on the highway and clean off as much glass as I could so it did not cause injury or damage to other motorists
  • 11681195 While driving on the freeway my sunroof suddenly imploded sending glass everywhere. No warning whatsoever it was like a bomb went off out of nowhere. Nothing hit the car and temps were not high and it just imploded This is a serious matter and extremely dangerous
  • 11711943 I left my house this am in below zero temperatures. I drove to my daughter's apartment complex 41 miles away. I pulled into her underground parking garage and then heard a loud pop, followed by the rear hatch window imploding into thousands of pieces
Engine compartment fireENGINE3 complaints2023-07 → 2026-02tucson-2021-engine-fire
  • 11535510 The contact stated while driving 5 MPH in the driveway, there was steam coming out from under the hood. There was no warning light illuminated. The contact parked the vehicle. The contact stated that as he opened the hood, flames came out. The contact's girlfriend also saw…
  • 11715856 The contact stated that while driving at 10 MPH, an abnormal clicking sound was coming from under the hood. No warning lights illuminated. In addition, the contact managed to pull over to the shoulder of the road, where white smoke was noticed leaking from under the hood, and…
Delayed or absent throttle response from stopPOWER TRAIN, FUEL/PROPULSION SYSTEM, ENGINE5 complaints2021-01 → 2025-05tucson-2021-acceleration-hesitation
  • 11398545 SEVERE HESITATION WHEN ATTEMPTING TO ACCELERATE FROM A STOP. CAR DOES NOT MOVE, REQUIRES SVERAL ATTEMPTS TO PRESS THE ACCELERATOR BEFORE THE CAR RESPONDS, EXTREMELY DANGEROUS WHEN ENTERING AN ON RAMP, MERGING ONTO A HIGHWAY, OR IN HEAVY TRAFFIC
  • 11660001 When sitting at a stop and then accelerating to leave the stop position, the car will go and then all of a sudden it will stall out and I'm pressing the gas pedal, pressing the gas pedal quite a few times before the car even decides to move. This happens when I'm changing lanes…
Airbag non-deployment and seatbelt injury in crashAIR BAGS, SEAT BELTS2 complaints2023-12 → 2025-07tucson-2021-airbag-seatbelt-non-deploy
  • 11675342 During this sequence of collisions, and despite the magnitude of the impact, I must express my extreme concern that the left side airbag (driver's side) did not deploy. This failure caused Mr. [XXX] , the undersigned, to suffer a neck injury as a direct consequence of the…
  • 11559824 AIR BAG ON DRIVERS SIDE DID NOT OPEN SAME THING WITH MY 2019 ELANTRA 3 YEARS AGO

NHTSA complaints (summary) all years →

countearliest_datelatest_datecrash_flaggedfire_flaggedtop_components
782021-01-112026-08-2923ENGINE:38; SERVICE BRAKES:12; ELECTRICAL SYSTEM:11; UNKNOWN OR OTHER:10; POWER TRAIN:8

Recalls all years →

campaign_numberreport_received_datecomponentsummaryconsequenceremedy
20V54300004/09/2020SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULEHyundai 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. The Anti-lock Brake Hydraulic Electronic Control Unit (HECU) could corrode internally and cause an electrical short, possibly resulting in an engine compartment fire.An engine compartment fire can increase the risk of injury or crash.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. Owners are advised to park outside and away from structures as a precaution until the recall repair is complete. The recall began November 2, 2020. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 195.

Investigations all years →

action_numberstatussubjectcomponentsopenedclosedrecall_campaignsummary
AQ23002openHyundai and Kia ABS Module FiresSERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE2023-11-17··The Office of Defects Investigation (ODI) has received eight Hyundai Motor America (Hyundai) and eight Kia America, Inc. (Kia) Part 573 Recall Reports between 2016 and 2023. The combined 16 safety recalls all involve the antilock braking system (ABS) modules or Hydraulic Electronic Control Units (HECU) manufactured by the equipment supplier Mando. The Part 573 Recall Reports contain varying defect descriptions and differing remedy descriptions for the same or similar equipment supplied by Mando. Safety recalls included in this Audit Query (AQ) review include: Hyundai recalls 20V-520, 20V-543, 21V-161, 21V-160, 21V-303, 22V-056, 22V-810, and 23V-651. Kia recalls 16V-815, 20V-518, 20V-519, 21V-137, 21V-331, 22V-051, 22V-800, and 23V-652 The purpose of this AQ is to evaluate the timeliness and scoping of Hyundai and Kia’s defect decision making and adherence with reporting requirements; and understand the varying defect descriptions and remedies between these recalls.

FARS occupant deaths all years →

crash_yearsoccupant_deathsmatch_typevpic_recovered
2010-202417legacy-code0

FARS counts every occupant death in a fatal crash, whatever the cause — it does not mean the vehicle was at fault or defective. Counts are not adjusted for how many of each vehicle are on the road.

Cite this

Derived data is CC BY 4.0. Link back to the page you used. Text and BibTeX below.

Wrench.Pro (2026). 2021 Hyundai Tucson vehicle data [dataset]. https://www.wrench.pro/data/vehicles/2021/hyundai/tucson
@misc{wrenchpro_2021_hyundai_tucson_2026,
  author = {Wrench.Pro},
  title = {Wrench.Pro vehicle data: 2021 Hyundai Tucson},
  year = {2026},
  howpublished = {\url{https://www.wrench.pro/data/vehicles/2021/hyundai/tucson}},
  note = {Derived from NHTSA public records. CC BY 4.0.}
}

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