Frequently Asked Questions

What does it mean when the check engine light comes on in a 2014 Hyundai Genesis Coupe?

• It signals the vehicle’s onboard diagnostics detected an issue — anything from a loose gas cap to an emissions or engine management fault.
• At Larry H. Miller Hyundai Peoria in Peoria, AZ, our certified technicians will diagnose the code, explain causes, and show repair options so you can make an informed decision.
• We often cost less than independent shops while delivering factory-trained service, OEM parts, and clear warranties — providing immediate savings and long-term protection for your 2014 Hyundai Genesis Coupe.
• If repairs are covered under warranty, they must be performed at a certified dealership to retain coverage; we’ll confirm any warranty eligibility during inspection.
• Ready to act? You can schedule service now and ask about our service financing to pay over time, plus current service specials.

How long does a check engine light service take?

• Diagnostic scans typically take 30–60 minutes; repairs depend on the issue identified — from a quick sensor swap to multi-hour repairs for more complex faults.
• At Larry H. Miller Hyundai Peoria we prioritize transparency: you’ll receive an accurate time estimate before work begins and frequent updates during the repair.
• Using OEM parts and factory procedures helps avoid repeat visits, which saves you money and time in the long run.
• We offer express bays for minor repairs and loaner options when available; discuss timing when you schedule appointment.
• Ask about our service financing and current service specials to manage cost while getting prompt, certified service.

How much does a check engine light diagnostic cost for a 2014 Hyundai Genesis Coupe?

• Pricing varies by repair facility, but our dealership provides competitive diagnostics with the benefit of factory-trained technicians and OEM tooling.
• Choosing Larry H. Miller Hyundai Peoria often results in immediate savings and fewer follow-up visits versus some independent shops — protecting your vehicle’s longevity and total cost of ownership.
• We’ll give a clear estimate before any repair; if a problem is warrantable, authorized dealership service is required to maintain coverage.
• Financing is available so you can get service now and pay later; ask our service advisors for personalized options when you schedule service.
• Don’t forget to check current service specials to maximize value.

What is the most common reason for check engine light on a 2014 Hyundai Genesis Coupe?

• Common causes include oxygen sensor failure, catalytic converter issues, loose or faulty gas caps, and ignition or fuel system problems.
• Our technicians in Peoria, AZ quickly identify the root cause with OEM-grade scanners so repairs are targeted and cost-effective.
• Fixing issues promptly with dealership service reduces fuel waste, prevents further engine damage, and protects resale value — immediate and long-term savings.
• If covered by warranty, repairs must be performed by a certified dealer; we’ll confirm coverage and proceed with authorized parts and procedures.
• To prioritize safety and efficiency, schedule service and review available service specials and financing options.

What is the first thing to check when the check engine light comes on?

• Start with a simple check: ensure the gas cap is tight. Many codes stem from fuel system leaks caused by loose caps.
• If the light persists, bring your 2014 Hyundai Genesis Coupe to Larry H. Miller Hyundai Peoria for a professional scan so we can interpret fault codes accurately.
• Our certified techs use OEM diagnostics to prevent misdiagnosis and unnecessary repairs — saving you money now and over the life of the vehicle.
• We provide transparent estimates, warranty confirmation, and service financing so you can address problems promptly without unexpected cost.
• Use our easy online form to schedule appointment or review current service specials.