Frequently Asked Questions

How much does a check engine light diagnostic cost for a 2014 Hyundai Genesis 5.0?

• Diagnostics typically start with a standard OBD-II scan fee; many issues are identified in 30–90 minutes.
• Simple sensor replacements often cost a few hundred dollars; more complex repairs like catalytic converter replacement can exceed $1,000.
• Nalley Hyundai often costs less than independent shops overall by combining accurate diagnosis, factory parts and efficient repairs that reduce repeat visits.
• Diagnostic fees are frequently credited toward repairs performed at the dealership, delivering immediate savings and long-term value.
• Any repair covered under warranty must be performed at a certified dealership to preserve coverage and receive authorized warranty service.

What does it mean when the check engine light comes on in a 2014 Hyundai Genesis 5.0?

• A steady light means the engine management system has detected a fault; it ranges from minor emissions issues to drivability concerns.
• A flashing light indicates a severe problem that can damage engine or emissions components and requires immediate attention.
• Only a diagnostic scan will reveal the specific trouble codes and severity—don’t guess based on symptoms alone.
• Dealer diagnostics identify root causes and use OEM procedures to restore proper operation and protect warranty eligibility.

What is the most common reason for check engine light on a 2014 Hyundai Genesis 5.0?

• The most frequent cause is an EVAP system fault such as a loose or damaged gas cap, followed by oxygen sensor failures and ignition misfires.
• Other common causes include faulty spark plugs/coils, vacuum leaks and catalytic converter efficiency codes.
• Prompt dealer diagnosis prevents minor issues from escalating into costly repairs and helps maintain fuel economy and emissions compliance.

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

• Confirm whether the light is steady or flashing; flashing usually requires you to stop driving as soon as safe.
• Check the gas cap for proper fit—an easy fix that can clear EVAP-related codes.
• Observe any noticeable symptoms: rough idle, loss of power, smoke, or strange noises—note these for the technician.
• Bring the vehicle to Nalley Hyundai if the light is flashing or if symptoms persist; certified diagnostics protect warranty rights and prevent further damage.

How long does a check engine light service take?

• A basic diagnostic scan is often completed in 30–90 minutes; more involved troubleshooting can take several hours or require parts ordering.
• Minor repairs like sensor or gas cap service may be same-day, while complex repairs or part backorders can extend the timeframe.
• Nalley Hyundai’s factory-trained technicians and access to OEM parts frequently shorten repair time and reduce return visits.
• Faster, accurate repairs at the dealership provide immediate savings and long-term value by preventing repeat failures and protecting warranty coverage.