2014 Hyundai Sonata: Wire harness broke
Common wear/failure (not a recall)
Symptoms
Owners of the 2014 Sonata report: wire harness broke. CarComplaints.com lists 1 owner complaints, average mileage 68,400 miles.
NHTSA has 135 owner complaints for the 2014 Sonata in this area. Examples:
- NHTSA complaint ODI #11747161 (filed 06/29/2026): “I was driving my 2014 hyundai sonata that i only had for 3 months when it just quit on me. i pulled over and seen when white smoke was coming from the wires.…”
- NHTSA complaint ODI #11718409 (filed 02/17/2026): “Odometer fraud. the contact owns a 2014 hyundai sonata. the contact purchased the vehicle on april 28, 2025, with 28,974 miles from a dealer. on january 20, 2026, while attempting to start the vehicle after being parked for a while, the vehicle lost power and …”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: none clearly reported. Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
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
CarComplaints.com owners report a typical repair cost of about $2,500 (owner-reported average, not a quote).
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
Page last updated .