Frequently Asked Questions

How much does a check engine light diagnostic cost for a 2023 Acura RDX?

• Diagnostic fees typically range from $99–$149 depending on the tests needed; some promotions or service specials may lower that cost—check Service Specials.
• At Nalley Acura, diagnostic fees are often applied toward repairs, providing immediate savings and lower total cost compared with many independent shops while delivering factory-trained expertise.
• Repairs covered under warranty must be performed at a certified dealership to preserve coverage; our technicians document and complete warranty work correctly to avoid future expense.
• We provide a clear estimate before any work so you know both the immediate and long-term cost implications of repairs.

What does it mean when the check engine light comes on in a 2023 Acura RDX?

• The light signals the engine management system detected an out-of-range condition—common causes include a loose gas cap, oxygen sensor, ignition misfire, or EVAP leak.
• Less common but serious causes include catalytic converter issues or sensor failures; ignoring warnings can raise repair costs dramatically over time.
• Nalley Acura uses factory-level scanners to read trouble codes, diagnose underlying faults, and advise on cost-effective repairs that protect resale value.
• Warranty-covered failures must be repaired at a certified dealership; choosing us preserves coverage and reduces long-term ownership costs.

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

• Start with the simple checks: ensure the gas cap is properly tightened and look for obvious dashboard warnings or reduced performance indicators.
• If the light is flashing or the vehicle runs poorly, stop driving and have the vehicle towed to prevent further damage—our service team can arrange towing to the dealership.
• For accurate diagnosis and to protect any existing warranty, bring the vehicle to Nalley Acura; warranty repairs and documentation must be completed at a certified dealership.
• We provide transparent estimates and prioritize repairs that deliver immediate safety and long-term savings.

What is the most common reason for check engine light on a 2023 Acura RDX?

• The most frequent causes are a loose gas cap, failing oxygen sensor, or ignition misfires caused by spark plugs or coils—each can trigger a persistent check engine light.
• Many small issues escalate into costly repairs if left unaddressed, so timely dealership diagnosis reduces total ownership costs and protects emissions systems like the catalytic converter.
• Nalley Acura’s factory-trained technicians identify root causes and recommend cost-effective repairs, often costing less overall than independent shops when warranty and long-term reliability are considered.
• Remember: warranty-covered repairs must be done at a certified dealership to remain valid.

How long does a check engine light service take?

• Diagnostic scans at the dealership typically take 30–90 minutes; additional testing or road checks may extend this time to fully identify intermittent faults.
• Actual repair time varies: simple fixes like a gas cap or sensor swap can be same-day, while more complex jobs (ignition, exhaust, or catalytic work) take longer.
• Nalley Acura prioritizes accurate diagnostics to avoid repeat visits; our process reduces long-term downtime and cost compared with trial-and-error repairs elsewhere.
• Repairs under warranty must be performed by a certified dealership—this ensures proper documentation and long-term protection for your 2023 Acura RDX.