2012 Hyundai Sonata Electrical System Problems
NHTSA component category: ELECTRICAL SYSTEM · data through 07/12/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How electrical system ranks on this vehicle
Share of the 1,551 complaints citing each category; one complaint can cite several. Full breakdown on the 2012 Hyundai Sonata overview page.
What owners report
“THE LIGHTS ON THE CAR WOULD NOT SHUT OFF WHEN LOCKING AND ACTIVATING ALARM. I RESTARTED THE CAR AND SHUT IT OFF AGAIN, THEN THEY…”NHTSA complaint 10531935 — filed 07/26/2013
“CRUISE CONTROL WOULD NOT DISENGAGE BY HITTING CANCEL OR TURNING IT OFF. IT WOULD ONLY DISENGAGE BY DEPRESSING BRAKE PEDAL. I HAVE BEEN HAVING PROBLEMS…”NHTSA complaint 10520279 — filed 06/17/2013
“WHILE DRIVING AT A LOW SPEED, APPROXIMATELY 30 MPH AND SLOWING TO A TRAFFIC LIGHT, THE ENTIRE ELECTRICAL SYSTEM ON MY 2012 HYUNDAI SONATA GLS…”NHTSA complaint 10513517 — filed 05/25/2013
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Electrical System complaints by year filed
Frequently asked questions
Does the 2012 Hyundai Sonata have electrical system problems?
Electrical System is the #3 most-reported problem area on the 2012 Hyundai Sonata: 228 of 1,551 complaints on file (14.7%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2012 Hyundai Sonata have in total?
1,551 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 51 involved a crash, 94 involved a fire, 38 reported injuries, and 1 reported deaths.
What does NHTSA's electrical system category include?
NHTSA assigns each complaint to standard component categories; this page reports the ELECTRICAL SYSTEM category exactly as NHTSA defines and records it.
