Frequently Asked Questions

What is the most common reason for check engine light on a 2015 Hyundai Equus?

• Often an EVAP leak (loose or faulty gas cap) or an oxygen sensor issue triggers the light.
• Other frequent causes include ignition misfires, faulty spark plugs/coils, and catalytic converter wear.
• Addressing these early avoids larger repairs — our dealership’s diagnostics find root causes fast.
• Working with Courtesy Hyundai of Tampa often costs less than independent shops over time thanks to accurate diagnostics, factory parts, and certified warranty support.
• Remember: warranty-covered repairs must be performed at a certified dealership to remain valid.

What does it mean when the check engine light comes on in a 2015 Hyundai Equus?

• It indicates the vehicle’s on-board diagnostics detected a fault — from minor EVAP leaks to serious engine misfires.
• An amber steady light usually means a non-emergency issue that still needs inspection; a flashing light signals immediate attention is required.
• Our factory-trained technicians use OEM scanners to read codes and explain severity and next steps clearly.
• Choosing our dealership can deliver immediate and long-term savings through accurate repair plans and genuine parts.
• If a repair is covered under warranty, it must be completed at a certified dealership to preserve coverage.

How much does a check engine light diagnostic cost for a 2015 Hyundai Equus?

• Diagnostic fees typically range from about $80 to $150 depending on inspection depth and parts testing.
• At Courtesy Hyundai of Tampa, accurate diagnostics reduce repeat visits and unnecessary repairs — saving you money over time.
• We employ factory-trained technicians and OEM tools, often producing lower lifetime costs than independent shops due to precise fixes and warranty handling.
• If repairs are covered under warranty, they must be performed at a certified dealership to keep coverage intact.
• Ask about service specials and scheduling at our service scheduler to maximize savings and convenience.

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

• Start with easy checks: ensure the gas cap is tight and inspect for fuel odor or obvious leaks.
• Check basic fluid levels and look for visible smoke, noises, or drivability changes.
• If the light persists or the vehicle runs poorly, schedule a diagnostic with our dealership for an OBD-II scan.
• Cortuesy Hyundai of Tampa’s factory-trained team can confirm whether it’s a simple fix or a warranty-covered repair requiring certified service.
• Early professional diagnosis reduces long-term costs and prevents further damage to major components.

How long does a check engine light service take?

• Basic code reading and initial inspection generally take 30–60 minutes.
• Simple fixes (like tightening a gas cap or replacing a sensor) can often be completed the same day.
• Complex repairs — such as catalytic converter replacement or internal engine work — may require additional time or parts and can take one or more days.
• We prioritize clear timelines and provide immediate estimates; dealer diagnostics avoid repeat visits and save you time and money long term.
• Remember: warranty repairs must be done at a certified dealership to preserve coverage and ensure proper parts and labor standards.