2025 Toyota Highlander Check Engine Light

Certified technicians, only the experts.
Frequently Asked Questions

Frequently Asked Questions

What does it mean when the check engine light comes on in a 2025 Toyota Highlander?

  • It indicates the vehicle’s onboard diagnostics detected a fault — anything from a loose gas cap to an emission or engine problem. Our technicians at Larry H. Miller American Toyota Albuquerque run a full scan, interpret codes, and explain options clearly.
  • We often find problems early that save customers money immediately and over time by avoiding larger repairs; dealership service frequently costs less than independent shops while delivering factory-trained technicians and OEM parts.
  • If a repair is covered under warranty it must be completed at a certified dealership to maintain coverage; we’ll review warranty eligibility and offer service financing so you can get repairs now and pay later.
  • To book inspection, schedule service or check current service specials.

How long does a check engine light service take?

  • Diagnostics are typically completed within 30–90 minutes depending on the issue and any follow-up tests required. At Larry H. Miller American Toyota Albuquerque, we prioritize quick turnarounds and clear communication.
  • If parts or deeper diagnostics are needed, we’ll provide an estimated timeline and cost before proceeding. Choosing our dealership means faster parts access, OEM replacements, and factory diagnostic tools.
  • We offer service financing to help you address repairs promptly, reducing long-term costs from delayed fixes.
  • Ready to book? Please schedule service and review current service specials.

How much does a check engine light diagnostic cost for a 2025 Toyota Highlander?

  • Diagnostic pricing can vary by issue, but our transparent diagnostic fee is competitive and often costs less than independent shops while delivering certified technician expertise and OEM parts.
  • Paying for a proper dealership diagnosis provides immediate savings by preventing misdiagnoses and long-term savings by avoiding unnecessary parts replacement or repeated repairs.
  • If your repair qualifies under warranty, certified dealer service is required to maintain coverage; we’ll confirm coverage and outline out-of-pocket options or service financing if needed.
  • For exact pricing and promotions, see our service specials or schedule service online.

What is the most common reason for check engine light on a 2025 Toyota Highlander?

  • Common causes include loose or faulty gas caps, oxygen sensor issues, ignition misfires, or EVAP system leaks. Our technicians use OEM-level diagnostics to pinpoint root causes quickly.
  • Addressing these quickly prevents engine damage and maintains fuel efficiency—saving you both time and money over the life of the Highlander.
  • We recommend dealership service for accurate diagnosis and OEM parts; warranty repairs must be done at a certified dealer to preserve coverage.
  • To get evaluated, schedule service and review available service specials.

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

  • Start with simple checks: secure the gas cap and ensure fluid levels are adequate. If the light persists, let our certified technicians perform a diagnostic scan.
  • Our scans provide clear code interpretations and repair recommendations — we focus on immediate and long-term savings by fixing root causes, not just symptoms.
  • Remember: warranty-covered repairs must be completed at a certified dealership. We also offer service financing so necessary work doesn’t wait.
  • Schedule a convenient visit with us: schedule service and explore current service specials.

Check Engine Light Flashing

The check engine light flashing on a 2025 Toyota Highlander usually signals a serious misfire or condition that can damage the catalytic converter and other engine components. When the light flashes you should reduce speed, avoid heavy loads, and stop driving as soon as it’s safe; continuing to drive can convert a simple repair into a far costlier job. At Larry H. Miller American Toyota Albuquerque our factory-trained technicians use Toyota-grade diagnostic tools to identify misfires, ignition, or fuel delivery problems quickly. We explain necessary repairs in plain language, offer OEM parts, and outline immediate and long-term savings by addressing the root cause. Take advantage of our service specials and ask about service financing to make urgent repairs manageable. If your check engine light is flashing, contact us or schedule service online now — prompt dealer intervention protects your vehicle and investment.

2025 Toyota Highlander Check Engine Light Reset

Resetting the check engine light on a 2025 Toyota Highlander can be done, but clearing codes without diagnosing the cause risks recurring issues and hidden damage. Our technicians at Larry H. Miller American Toyota Albuquerque will perform a comprehensive scan to identify trouble codes, repair the underlying problem using OEM parts, and then reset the system to ensure the fault does not return. Choosing dealership service ensures transparency: we provide written estimates, technician certification details, and warranty protection; repairs covered under warranty must be done at a certified dealership to preserve coverage. We also highlight available discounts and seasonal service specials, and we offer service financing so you can get the work done now and pay over time. Trust the dealer reset process to be thorough — it maintains vehicle longevity, improves fuel economy, and reduces the chance of repeat visits.

2025 Toyota Highlander Check Engine Light Codes

Common check engine light codes for a 2025 Toyota Highlander include P0420 (catalyst efficiency), P0300 (random/multiple cylinder misfire), P0171 (system too lean), and P0440 (EVAP system leak). Leaving these unchecked can escalate costs: a failed catalytic converter (P0420) can run $1,000–$2,500 if damaged, misfires (P0300) can lead to costly engine or catalytic damage if not fixed, and unresolved EVAP leaks can reduce fuel efficiency and emissions compliance. At Larry H. Miller American Toyota Albuquerque we explain the cost implications clearly and prioritize repairs that preserve long-term value. Our certified technicians use OEM diagnostic procedures to isolate causes accurately, reducing unnecessary part replacements and delivering real savings over time. We welcome drivers from Albuquerque and surrounding areas to experience quick turnarounds, reliable OEM parts, and financing options to manage repair costs. To protect your Highlander and wallet, schedule service and review current service specials before your visit.

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