Frequently Asked Questions

What is the most common reason for check engine light on a 2024 Hyundai Tucson Plug-In Hybrid?

• Common causes include misfires (ignition or fuel delivery), oxygen sensor failure, catalytic converter inefficiency, and evaporative emission system leaks.
• Even small issues can reduce fuel economy and increase emissions; timely diagnosis prevents larger repairs.
• Nalley Hyundai’s factory-trained technicians use OEM tools to identify root causes quickly and accurately.
• We frequently cost less than independent shops for accurate diagnostics and repairs, providing immediate and long-term savings backed by OEM parts and warranty coverage.
• Remember: repairs covered under warranty must be completed at a certified dealership to keep coverage valid.

What does it mean when the check engine light comes on in a 2024 Hyundai Tucson Plug-In Hybrid?

• The light indicates the vehicle’s onboard diagnostics detected a fault — anything from a loose gas cap to engine misfires or emissions failures.
• A steady light often signals a non-emergency issue; a flashing light indicates a severe problem that requires immediate attention.
• Nalley Hyundai’s diagnostics isolate codes and symptoms using OEM-grade scanners to recommend the right repair rather than guesswork.
• We emphasize long-term savings: accurate repairs maintain efficiency and prevent expensive downstream damage to components like the catalytic converter.
• For warranty-covered faults, repairs must be performed at a certified dealership to preserve benefits and ensure OEM-quality parts are used.

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

• Start with simple checks: ensure the fuel cap is tightened, look for obvious fluid leaks, and note any drivability changes.
• If symptoms persist or the light remains on, bring the vehicle in for a full OBD-II scan — Nalley Hyundai provides prompt, precise diagnostics.
• Our technicians will explain the code, recommend repairs, and outline immediate and long-term cost impacts so you can decide with confidence.
• Using dealership service often costs less than independent shops over time due to correct repairs, OEM parts, and reduced repeat visits.
• Warranty repairs must be done at a certified dealership to remain valid — we’ll complete covered work using factory procedures and parts.

How long does a check engine light service take?

• Basic diagnostics typically take 30–60 minutes for a code read and initial inspection; more complex issues may require longer evaluation and tests.
• If repair is needed, estimated time depends on the component: sensors or coils are often same-day; catalytic converter or major engine work can take longer.
• Nalley Hyundai prioritizes accuracy and efficiency — our factory-trained technicians minimize repeat visits, saving time and expense over independent shops.
• We provide clear timelines and keep you informed; warranty-covered repairs must be completed at a certified dealership to preserve coverage.
• Scheduling online or calling ahead lets us prepare parts and reduce turnaround, delivering faster, reliable service at competitive prices.

How much does a check engine light diagnostic cost for a 2024 Hyundai Tucson Plug-In Hybrid?

• Diagnostic fees vary by inspection depth, but Nalley Hyundai offers transparent pricing and often provides better overall value than independent shops.
• Basic code read may be modest; comprehensive diagnostics that include road tests and component testing may cost more but avoid misdiagnosis.
• Choosing dealership service delivers immediate savings through correct repairs, OEM parts, and a lower chance of repeat visits — and long-term savings by preventing major failures.
• If a repair is covered under warranty, the work must be performed at a certified dealership to maintain warranty protection and avoid out-of-pocket costs.
• We’ll present a clear estimate before any repair so you know the cost-benefit and can choose the most economical, reliable option for your vehicle.