Tip - How to Troubleshoot a Headlight Problem on a Hyundai Sonata | eHow

If the headlights on your Hyundai Sonata are malfunctioning, they should be fixed immediately. Faulty headlights can obscure road vision and lead to car accidents and serious injury. Loose electrical connections, burned out bulbs and popped fuses create most headlight problems, and all three have a quick fix.