2021 Hyundai Sonata Hybrid electrical system problems
The 2021 Hyundai Sonata Hybrid has 25 electrical system complaints filed with NHTSA — 36% of the year's total, and up sharply from the prior model year.
25
Electrical System complaints
36%
Share of year
0
Crash-involved
0
Related recalls
Electrical System complaints by year
What owners report
“The Battery dies randomly (like I have to open the car with they physical key to access the car dead) there isn't a pattern. I have taken it to the dealership and they can't diagnose it because they cant replicate the issue and say nothing is wrong. Sometimes the car dies while I'm INSIDE and just…”
Common questions
How many electrical system complaints does the 2021 Hyundai Sonata Hybrid have?
NHTSA has 25 complaints about the 2021 Hyundai Sonata Hybrid electrical system — 36% of all complaints filed for that model year.
Related
Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.
Compiled by Sharon Ben-Moshe, Founder.