Frequently Asked Questions

How much does a check engine light diagnostic cost for a 2013 Acura TSX?

• Diagnostic fees vary, but Nalley Acura provides transparent pricing and competitive diagnostics that often cost less than independent shops while delivering factory-level service.
• Diagnostics include computerized scanning and technician inspection to identify codes, causes, and repair estimates so you understand immediate and long-term costs.
• Any repairs covered under warranty must be performed at a certified dealership to retain coverage; we’ll confirm warranty status before work begins.
• Ask about service specials and bundled diagnostics/repairs that can lower overall expense and reduce long-term maintenance costs.

What does it mean when the check engine light comes on in a 2013 Acura TSX?

• The light indicates the vehicle’s onboard diagnostics detected an issue — from emissions components to engine misfires or sensor faults.
• Codes can point to problems like O2 sensor failure, EVAP leaks, catalytic converter degradation, or ignition misfires; a scan reveals specific trouble codes.
• Immediate inspection at a certified dealership ensures accurate diagnosis, genuine parts, and factory-trained technicians who protect long-term value.
• If the issue is warranty-covered, repairs must be completed at a certified dealership to maintain coverage and proper documentation.

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

• Start with the simple: check the gas cap for tightness and visible damage — a loose or damaged cap can trigger EVAP codes.
• If the cap is secure, bring the vehicle in for a professional scan; our technicians read stored codes and assess drivability symptoms.
• We prioritize quick, accurate diagnostics to avoid unnecessary repairs and to identify any safety or emissions concerns early.
• Remember: repairs under warranty must be done at a certified dealership to ensure coverage and proper procedure.

How long does a check engine light service take?

• Scan and initial diagnosis typically take 30–60 minutes; more complex problems may require additional testing and inspection time.
• If parts or deeper diagnostics are needed, we’ll provide a clear estimate and timeline so you can plan your visit.
• Our factory-trained technicians work efficiently with OEM tools and parts to minimize downtime while ensuring lasting repairs.
• For warranty-related repairs, scheduling at a certified dealership preserves coverage and documents the work properly for long-term savings.

What is the most common reason for check engine light on a 2013 Acura TSX?

• Common causes include a faulty oxygen sensor, loose gas cap, EVAP system leaks, mass airflow sensor issues, or ignition misfires.
• Oxygen sensor and EVAP faults are frequent and, if left unaddressed, can reduce fuel economy and increase repair costs over time.
• Nalley Acura’s technicians diagnose root causes and recommend cost-effective repairs that often save you more than independent shops through accurate fixes and OEM parts.
• If any problem is covered by warranty, it must be repaired at a certified dealership to maintain the warranty benefits and ensure proper documentation.