Frequently Asked Questions

What is the most common reason for check engine light on a 2026 Kia Sorento?

• Common causes include loose or faulty gas caps, oxygen sensor issues, engine misfires, or evaporative emissions leaks.
• Minor causes like a loose cap are inexpensive to fix, while ignored issues (misfires, failed O2 sensors) can harm fuel economy and damage the catalytic converter.
• Addressing problems early with Nalley Kia often costs less than independent shops over time thanks to accurate diagnosis and quality parts.
• Warranty-covered repairs must be completed at a certified dealership to preserve coverage and ensure proper parts and labor.

What does it mean when the check engine light comes on in a 2026 Kia Sorento?

• It indicates the vehicle's onboard diagnostics detected a fault—anything from emissions issues to ignition or fuel system problems.
• A steady light usually means a non-emergency issue; a flashing light signifies a severe condition such as active misfires that can damage the catalytic converter.
• Nalley Kia's factory-trained technicians read and interpret trouble codes, recommend necessary repairs, and explain immediate versus long-term solutions to protect your Sorento.
• Using our dealership helps you save immediately with accurate diagnostics and long-term by preventing major failures that lead to costly repairs.

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

• Quickly check the gas cap—ensure it is tightened properly; a loose cap is a frequent and simple cause of the light.
• If tightening doesn’t help, schedule a diagnostic so our technicians can scan the vehicle's codes and pinpoint the fault.
• Nalley Kia provides transparent pricing and professional diagnostics that often cost less than independent shops when factoring in accuracy and warranty protection.
• Remember: warranty-covered repairs must be performed at a certified dealership to maintain coverage and use OEM parts.

How much does a check engine light diagnostic cost for a 2026 Kia Sorento?

• Diagnostic fees at Nalley Kia are competitive; typical diagnostics range from approximately $80–$150 depending on the depth of testing required.
• We emphasize immediate savings by accurately identifying the issue—preventing unnecessary parts replacements—and long-term savings by avoiding collateral damage from undiagnosed faults.
• If your repair is covered under warranty, the diagnostic and repair steps required for coverage must be performed at a certified dealership like Nalley Kia.
• Ask about current service offers and our Service Scheduler to book an appointment: /service/schedule-appointment.htm.

How long does a check engine light service take?

• Basic diagnostics can be completed in under an hour, while complex issues requiring road testing or component replacement may take several hours to a day.
• Nalley Kia prioritizes accurate diagnosis to avoid repeat visits—our factory-trained techs and OEM tools speed up the correct repair process.
• Choosing our dealership often reduces total repair time and cost compared with repeated independent attempts because we identify root causes efficiently.
• For warranty repairs, scheduling at a certified dealership ensures timely authorizations and proper OEM parts, protecting your long-term ownership value.