2021 Hyundai Santa FE Engine Problems
- Complaints
- 37about this part
- Share
- 22%of 167 total for the year
- Median mileage
- 28,000miles
- Trend
- StableComplaints filed in the last 3 full calendar years are within 25% of the 3 years before.
NHTSA recorded 37 complaints about the engine of the 2021 Hyundai Santa FE, 22% of the 167 complaints for this model year. Where a mileage was given, the median is 28,000 miles. 1 a fire, according to the filers.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Problem #1 - At least 4 quarts of oil spewed from the oil tank and covered most of the engine for an unknown period time. There were no notifications, alerts, or any other indication concerning the oil tank having 1 or less quart of oil. Ultimately, there are at least three (3) questions that need to be addressed 1.In a 2021 Santa Fe, what would cause both the timing and valve covers to leak out at least four (4) quarts of oil out of the oil tank onto the engine. 2.Why was there no notification, alerts, or indication that the oil tank only had less than one (1) quart of oil. …”
NHTSA complaint #11466641, filed 2022-05, 18,500 miles“There were 2 instances where my vehicle stopped. Once I was driving 15mph and it said “Put car in Park”. The 2nd, I was driving 45mph and the vehicle said “Step on the Brake to start car”. I have also had 2 instances where my odometer just keeps going up and down. He 2nd instance, the car was making a ticking noise and hazard along with other lights were flashing.”
NHTSA complaint #11518995, filed 2023-04“My check engine light came on, and my car was also feeling sluggish and slow to accelerate. I scheduled a service appointment at my local dealer 4 days later. At the appointment, the technician stated everything checked out okay and the check engine light was likely an anomaly or outlier but otherwise nothing to be concerned about since everything checked out okay and no problems were identified during their test drive. …”
NHTSA complaint #11746250, filed 2026-06“It's only been less than a month, since I bought this car and I've driven ~500 miles. Now when I was driving the car yesterday it just stopped in the middle of the road all of a sudden for no reason. After getting the car towed to the service center, they are reporting that there is an issue with the car's transmission and they are going to replace it.”
NHTSA complaint #11418035, filed 2021-05“While driving and must stop due to traffic light, stop sign or intersection and the auto start is on as soon I lift the foot foot from the brake pedal to continue driving the vehicle stumble and it completely stop the engine while the vehicle transmission is still in drive. In order to start again I have to switch transmission to park and turn key ignition switch to start vehicle, it start again and I can continue. …”
NHTSA complaint #11576264, filed 2024-03Related service bulletins
- 11038458Oct 8, 2026Some vehicles equipped with internal combustion engines may exhibit higher-than-expected engine oil consumption. This bulletin outlines the combustion chamber cleaning procedure…
- 11038456Oct 7, 2026Certain vehicles equipped with internal combustion engines may exhibit higher-than-expected engine oil consumption. This bulletin provides the inspection and repair procedures…
- 11031400Apr 18, 2026Some vehicles may exhibit difficulty starting in cold weather. This bulletin provides the procedure to perform an inspection on the starter magnetic switch for potential freezing…
- 11028668Feb 5, 2026Some Santa Fe (TMA) vehicles may have DTCs P218100, P2181F0, and/or P2181F1 (Cooling System Performance) set in the Electronic Control Unit (ECU), resulting in an illuminated…
- 11012042Dec 18, 2024This bulletin provides the procedure to update the Engine Control Module (ECM) and the Transmission Control Module (TCM) for 2021-2023MY Santa Fe (TMa) vehicles to improve…
- 11006112Jul 23, 2024Certain 20-22MY Sonata (DN8a), 21-23MY Santa Fe (TMa), and 22-23MY Tucson (NX4a) vehicles may experience a warning lamp illumination for a diagnostic trouble code P2181 that is…
Engine: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2026 | 2 | 5% |
| 2025 | 14 | 10% |
| 2024 | 13 | 8% |
| 2023 | 35 | 17% |
| 2022 | 54 | 27% |
| 2021 | 37 | 22% |
| 2020 | 81 | 37% |
| 2019 | 73 | 36% |
| 2018 | 54 | 50% |
| 2017 | 650 | 67% |
| 2016 | 151 | 64% |
| 2015 | 161 | 63% |
| 2014 | 274 | 56% |
| 2013 | 273 | 45% |
| 2012 | 228 | 64% |
| 2011 | 64 | 35% |
| 2010 | 37 | 14% |
| 2009 | 60 | 17% |
| 2008 | 60 | 11% |
| 2007 | 54 | 8% |
| 2006 | 3 | 3% |
| 2005 | 11 | 5% |
| 2004 | 16 | 5% |
| 2003 | 8 | 3% |
| 2002 | 10 | 6% |
| 2001 | 7 | 3% |
Other parts of the 2021 Hyundai Santa FE
51 complaintsOther or unknown
42 complaintsElectrical system
29 complaintsForward collision avoidance
18 complaintsVisibility (wipers, defrost, mirrors)
14 complaintsFuel system
10 complaintsBack-over prevention (rear camera)
7 complaintsVehicle speed control
7 complaintsBrakes
6 complaintsSeat belts
3 complaintsBody and structure
3 complaintsAir bags
2 complaints
← All problems reported for the 2021 Hyundai Santa FE
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology