Electrical System Related Problems of the 2021 Hyundai Elantra

Table 1 shows four common electrical system related problems of the 2021 Hyundai Elantra. The number one most common problem is related to the electrical system (34 problems). The second most common problem is related to the horn (one problem).

Table 1. Electrical System related problems of Hyundai Elantra


Recently reported Electrical System problems of the 2021 Hyundai Elantra

The Electrical System problem

The horn never worked since I bought it in August 2023, I’ve been in a countless near accident situations where I was rendered helpless. I’ve had several instances where I get locked out of my car because the vehicle would not read the key.   Read details...

The Horn problem

Horn stopped working.   Read details...

The Instrument Panel Speedometer/odometer problem

Odometer fraud. The contact purchased a 2021 Hyundai Elantra. The contact stated that it was discovered that there was a mileage discrepancy. The vehicle was a dealer sale. At the time of purchase, the mileage was 51,192 and at the time of receiving the vehicle from the dealer it was discovered   Read details...


Electrical System related problems in other Hyundai Elantra model year vehicles:



Elantra Service Bulletins
Elantra Safety Recalls
Elantra Defect Investigations