Tl* the contact owns a 2012 Hyundai elantra. When the turn signals were engaged, the opposite signal would activate independently after the turn was completed without warning. The failure recurred intermittently. The vehicle was taken to the dealer, but the failure was unable to duplicated. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was…
2012 Hyundai Elantra electrical problems
severe 103 complaints filed with NHTSA · avg repair $850 · see electrical across all vehicles →
Failure mileage
Complaints
103
Recalls
0
Avg fix
$850
3crashes
1fire
3injuries
When does it fail?
Of the 103 electrical complaints filed for the 2012 Hyundai Elantra, here's the actual mileage breakdown — failures cluster heaviest at 50,000-75,000 mi.
0-25k
25-50k
50-75k
75-100k
100-125k
125-150k
150k+
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
What stands out
Owners have filed 103 electrical complaints with NHTSA against this vehicle, but no formal recall covers the issue — the federal record reflects what manufacturers have admitted, not everything owners are reporting.
Among the 20 model years of Hyundai Elantra in our records for electrical problems, this one ranks #2 by owner-complaint volume.
What owners are reporting 2 most recent
2012 Hyundai elantra. Consumer had to replace battery as an out of pocket expense. The dealer stated the battery was not under warrant, so a reimbursement is being requested. The consumer returned to the dealer for the third time, because the vehicle would not start. The consumer stated there was an obvious problem with the battery. *jb
Had electrical trouble with your 2012 Hyundai Elantra?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the electrical problem on the 2012 Hyundai Elantra?
It's a meaningful issue. 103 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.
At what mileage does the electrical typically fail?
Across the 78 complaints that reported odometer mileage, most electrical failures cluster between 35,000 and 75,500 miles, with the median around 51,000. A quarter of owners report trouble before 35,000; a quarter make it past 75,500. Maintenance history matters more than the odometer alone — this is the reported failure window, not a guarantee.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2012/Hyundai/Elantra.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.