Frequently Asked Questions

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

• Stop safely and note whether the light is steady or flashing; flashing usually means a more urgent issue.
• Check the gas cap for tightness—many false or minor codes start with a loose or damaged cap.
• Look for obvious signs: low oil, odd noises, smoke, or loss of power; if present, pull over and call for assistance.
• If no immediate danger is evident, schedule a diagnostic with Nalley Lexus Smyrna; certified inspections protect warranty coverage.
• Choosing our dealership often costs less than independent shops when you factor in accurate diagnosis, genuine parts, and long-term savings.

How much does a check engine light diagnostic cost for a 2013 Lexus CT 200h?

• Diagnostic scan fees typically range from a modest flat fee to an initial inspection—many issues are identified quickly with OBD-II tools.
• At Nalley Lexus Smyrna, diagnostics are performed by factory-trained technicians using Lexus-grade tools, which reduces misdiagnosis and repeat visits.
• We often deliver lower overall cost than independent shops because accurate diagnosis avoids unnecessary parts and labor.
• Any repairs covered under warranty must be performed at a certified dealership to remain valid; we will identify warranty-eligible work right away.
• Ask about service specials and how diagnostic fees may be waived with recommended repairs performed at our dealership.

What does it mean when the check engine light comes on in a 2013 Lexus CT 200h?

• The light signals that the vehicle’s onboard computer has detected a fault in emissions, engine, or powertrain systems.
• A steady light typically indicates a non-emergency condition; a flashing light often points to misfires or conditions that can damage the catalytic converter.
• Common triggers include oxygen sensor faults, misfires, evaporative emissions issues, or catalytic converter degradation—each needs correct diagnosis.
• Have Nalley Lexus Smyrna diagnose the code so repairs preserve performance, fuel economy, and warranty coverage for long-term savings.
• Addressing issues promptly at a certified dealership often costs less over time than repeated independent fixes because we use genuine parts and factory procedures.

How long does a check engine light service take?

• Simple diagnostics and code reading can take 20–45 minutes; basic repairs like tightening a gas cap or replacing a sensor may be same-day.
• Complex repairs such as catalytic converter replacement or internal engine work can require parts ordering and multiple hours or days.
• Nalley Lexus Smyrna prioritizes quick turnaround with accurate diagnosis to avoid repeat visits—this reduces immediate cost and long-term downtime.
• If a repair is covered by warranty, it must be performed at a certified dealership; we streamline that process to minimize your time and expense.
• Call ahead or use our online service specials page to schedule; our team estimates time so you can plan accordingly.