2025 Hyundai Santa Fe: Electrical System complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 28 owner complaints for the 2025 Hyundai Santa Fe that list the electrical system component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11764017 (filed 09/14/2026): “On 3 separate occasions the vehicle has suddenly quit going.twice going through an intersection after taking off. the third time going up hill near my house. the car would only go 10 mph. a message would come up on the dash that reads " transmission system error, check transmission oil immediately.…”
- NHTSA complaint ODI #11755330 (filed 08/06/2026): “Hyundai sante fe hybrid 2025 has a bad factory seal on the high voltage harness - hybrid battery connector that causes water to intrude the connector under normal conditions which can short the battery and pose a major safety issue. hyundai is refusing warranty coverage of my shorted hybrid battery…”
- NHTSA complaint ODI #11755009 (filed 08/05/2026): “What component or system failed or malfunctioned, and is it available for inspection upon request? the vehicle suffers from an intermittent, total engine stalling and propulsion failure. without warning, the engine completely shuts down while driving and automatically drops the vehicle into "access…”
Likely causes
These complaints do not establish a single root cause; read the examples above and get a diagnosis.
Fix, in plain English
No single fix is established by these reports. Check your VIN for open recalls at nhtsa.gov/recalls, ask a dealer about technical service bulletins (TSBs) or extended warranty coverage, then have the system diagnosed.
DIY difficulty: Moderate
Finding and splicing chewed wiring is doable with a multimeter and patience but can be time-consuming; harness replacement is pro work. (Our assessment.)
Cost
No sourced cost range for this issue. Get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
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Sources
Page last updated .