What does it mean when the check engine light comes on in a 2024 Toyota Grand Highlander?

• It signals that the vehicle's on-board diagnostics have detected an issue — anything from a loose gas cap to an emissions sensor or a battery/charging-system fault. For battery-related symptoms we perform a full battery load test to confirm state of health and charging output.
• At Larry H. Miller American Toyota Albuquerque, our factory-trained technicians use OEM tools and Toyota diagnostics to identify the root cause quickly and accurately, which can save you money over time by preventing secondary damage.
• We often cost less than independent shops while offering the transparency of OEM parts, detailed estimates, and written guarantees. Repairs covered under warranty must be performed at a certified dealership to maintain coverage.
• Ask about our service financing so you can get the repairs you need now and pay over time. To act quickly, schedule service or check current service specials.

How long does a check engine light service take?

• Diagnostic scans and basic inspections for a 2024 Toyota Grand Highlander typically take 30–60 minutes; more involved repairs (sensor replacement, fuel system diagnosis, or battery service) can take longer depending on parts availability.
• Our technicians prioritize efficiency without cutting corners: we run complete scans, battery/load tests, and road diagnostics as needed to return your vehicle to safe operation.
• Because we stock many OEM components and manage parts through Toyota, turnaround is faster. We also provide clear estimates up front and explain immediate and long-term savings from using OEM parts and certified labor.
• To avoid extended downtime, schedule appointment online and review our latest service specials to save on routine maintenance and battery replacements.

How much does a check engine light diagnostic cost for a 2024 Toyota Grand Highlander?

• Diagnostic pricing can vary, but our dealership provides competitive, transparent pricing and often costs less than independent shops when you factor in accurate diagnosis, OEM parts, and warranty protection.
• We include a clear scope of work and estimate before proceeding with repairs, and we explain how addressing issues early saves you money on future repairs and preserves vehicle value.
• Service financing is available so you can address battery replacement or any required repairs now and pay over time, reducing immediate financial strain.
• Book a visit to get an exact quote — schedule service and check current service specials to maximize savings.

What is the most common reason for check engine light on a 2024 Toyota Grand Highlander?

• Common causes include a failing oxygen sensor, loose cap/fuel system issue, catalytic converter concerns, EVAP leaks, or battery/charging issues. Battery health problems can produce electrical anomalies that trigger codes.
• Ignoring these codes can increase fuel consumption, reduce performance, and cause expensive downstream failures; our certified technicians identify and repair the cause to protect longevity.
• Larry H. Miller American Toyota Albuquerque uses OEM diagnostics and parts, which reduces repeat visits and improves long-term ownership costs. Any warranty repairs must be completed at a certified dealership to preserve coverage.
• To diagnose promptly, schedule appointment and explore our service specials for battery tests and diagnostics.

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

• Start with the basics: secure the gas cap, check battery terminals for corrosion or looseness, and look for obvious warning lights. We recommend a professional scan for accurate fault codes rather than guessing at repairs.
• At our Albuquerque Toyota service center we perform a full electrical and battery inspection as part of the diagnostic to rule out charging problems that frequently mimic other faults.
• We provide transparent pricing and explain immediate and long-term savings from fixing problems now; service financing makes timely repairs easier and helps maintain warranty coverage when repairs are performed at our certified dealership.
• To get a reliable diagnosis, schedule service with Larry H. Miller American Toyota Albuquerque and take advantage of our service specials.

Check Engine Light Flashing

The check engine light flashing in a 2024 Toyota Grand Highlander usually indicates a severe condition such as misfire or catalytic converter threat — situations that can cause immediate damage if driven. A flashing light is an urgent signal to stop driving and have diagnostics performed right away. At Larry H. Miller American Toyota Albuquerque our technicians will prioritize a safe, fast inspection: we begin with an advanced scan, battery and charging tests, and targeted road checks to pinpoint misfires or electrical faults. Addressing a flashing light quickly reduces the risk of overheating the catalytic converter or causing internal engine damage, which leads to higher repair costs. We use OEM parts and Toyota-approved procedures to ensure durable repairs and validate warranty coverage when applicable. For convenience we offer transparent estimates, available service financing, and digital reminders so maintenance doesn’t fall behind. Check our current service specials, then schedule service now — our team in Albuquerque stands ready to protect your Grand Highlander and get you back on the road safely.

2024 Toyota Grand Highlander Check Engine Light Reset

Resetting the check engine light on a 2024 Toyota Grand Highlander might be as simple as clearing stored codes after a repair, but resetting without fixing the underlying problem can mask symptoms and lead to more costly damage. At Larry H. Miller American Toyota Albuquerque we emphasize accurate diagnosis and long-term value: our technicians identify the cause, recommend OEM repairs, and only clear codes after confirming the issue is resolved. This transparent process protects your vehicle warranty and preserves vehicle reliability. We also test the battery and charging system as part of diagnostics because low voltage or intermittent battery faults can trigger false codes. Choosing our dealership means certified technicians, Toyota tooling, and a clear warranty-backed repair path — and often lower total cost compared to repeat attempts at fixing with non-OEM parts. Explore current service specials and consider service financing to handle necessary repairs today. To maintain safety and warranty integrity, schedule service with our Albuquerque team and we’ll handle the reset correctly, with documentation for your records.

2024 Toyota Grand Highlander Check Engine Light Codes

Common check engine light codes for a 2024 Toyota Grand Highlander include oxygen sensor faults (P0130–P0167), EVAP system leaks (P0440 series), misfire codes (P0300–P0304), and battery/charging-related codes. Each code signals a different risk: an unresolved oxygen sensor failure increases emissions and fuel costs, EVAP leaks can impair fuel economy and inspection compliance, and misfires can damage the catalytic converter if left unattended. Battery or charging-system faults can cause inconsistent sensor readings and electrical issues that trigger multiple codes; diagnosing battery health early prevents cascading failures. At Larry H. Miller American Toyota Albuquerque we provide clear explanations of the cost implications for each scenario and focus on preventative solutions that save you money long term. Our certified technicians use Toyota diagnostics and OEM parts to correct faults, reducing repeat visits and preserving resale value. We back repairs with dealership warranties, offer service financing, and maintain fast turnaround so you get reliable service without extended downtime. Check available service specials and schedule service online to protect your Grand Highlander today.