Frequently Asked Questions

What does it mean when the check engine light comes on in a 2013 Lexus RX 350?

• It signals that the vehicle's onboard diagnostics detected an issue — anything from a loose gas cap to an emissions or ignition fault. Our factory-trained technicians at Stevinson Lexus of Frederick diagnose the root cause using OEM-grade equipment to protect long-term reliability.
• We often cost less than independent shops while providing the assurance of OEM parts, factory procedures, and warranty protection. Repairs covered under warranty must be performed at a certified dealership to remain valid.
• Immediate diagnosis helps prevent more expensive repairs down the road; booking with us delivers both immediate and long-term savings through accurate repair and genuine parts.
• To get inspected quickly, schedule service online; ask about current service specials and service financing options.

How long does a check engine light service take?

• Most diagnostics for a 2013 Lexus RX 350 are completed within 45–90 minutes, depending on the complexity of stored codes and whether road testing or component checks are required.
• At Stevinson Lexus of Frederick we prioritize speed without cutting corners: efficient inspections, OEM parts on hand, and certified technicians reduce downtime and deliver accurate repairs.
• Quick turnarounds offer immediate savings (fewer rental needs and less time off the road) and long-term savings through correct repairs that prevent recurring failures.
• To minimize wait time, please schedule appointment online and review current service specials before you arrive.

How much does a check engine light diagnostic cost for a 2013 Lexus RX 350?

• Diagnostics commonly start near $79 at many dealerships; pricing can vary with detailed inspections. Stevinson Lexus of Frederick provides transparent estimates and often costs less than independent shops while delivering factory training and OEM parts.
• Choosing dealership service offers immediate savings through accurate fixes and long-term savings by preventing incorrect repairs and repeated visits. Warranted work must be performed at a certified dealer to maintain coverage.
• We offer service financing so you can get critical repairs now and pay over time, reducing immediate out-of-pocket burden.
• For precise pricing and any available discounts, view our service specials and schedule service for a definitive diagnostic.

What is the most common reason for check engine light on a 2013 Lexus RX 350?

• Common causes include oxygen sensor or catalytic converter issues, fuel trim irregularities, ignition misfires, or EVAP system leaks. Our technicians use OEM diagnostic tools to accurately identify the failing system.
• Tackling the cause early saves on fuel, reduces emissions repairs, and preserves engine life. Stevinson Lexus of Frederick emphasizes accurate diagnosis to ensure immediate and long-term cost savings.
• Warranty-covered components repaired at our dealership keep your coverage intact. We also provide service financing to help spread the cost when needed.
• To address a light promptly, check current service specials and schedule a service.

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

• Start with simple items: ensure the gas cap is tightened, check for obvious fluid leaks, and note any change in performance. If the light persists, a professional scan is the next step.
• Stevinson Lexus of Frederick uses factory tools to read codes and prioritize repairs that prevent escalation. Our certified technicians translate codes into clear options so you understand immediate vs. preventative actions.
• We emphasize transparent pricing and the long-term value of correct repairs; warranty-covered work must be done at a certified dealership to remain valid.
• If you notice drivability changes or flashing lights, please schedule service right away and review our service specials.