Frequently Asked Questions

What is the most common reason for check engine light on a 2024 Toyota Land Cruiser?

• Loose or faulty gas cap leading to an evaporative emissions fault — inexpensive to fix and often the simplest cause.
• Oxygen sensor or catalytic converter issues that affect fuel economy and emissions if left unrepaired.
• Ignition system faults such as spark plugs or coils can cause misfires and should be addressed quickly.
• Our technicians diagnose quickly with OEM-grade tools and recommend repairs that save you money over time by restoring efficiency.
• Warranty repairs must be performed at a certified dealership to remain covered; we handle that seamlessly.

How long does a check engine light service take?

• Initial diagnostic scan typically takes 30–60 minutes using Toyota factory diagnostic equipment.
• Minor fixes like tightening a gas cap or replacing a sensor can often be completed the same day.
• More involved repairs may require parts ordering — we communicate timelines and coordinate service appointments to minimize disruption.
• Choosing Nalley Toyota of Roswell delivers faster resolution and long-term savings because repairs are done right the first time by factory-trained technicians.
• Any warranty-covered repair must be performed at a certified dealership to protect your coverage.

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

• It signals that the vehicle’s onboard diagnostics detected an emissions or engine-related fault.
• Codes range from simple emissions system alerts to serious misfires that can damage the catalytic converter.
• Immediate scanning identifies the trouble code so we can recommend targeted repairs and cost-effective solutions.
• Bringing your vehicle to our dealership often costs less than independent shops overall, thanks to accurate diagnostics and OEM parts that prevent repeat visits.
• Warranty-covered issues must be repaired at a certified dealership to maintain protection; we handle claims and repairs professionally.

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

• Start with a gas cap check — ensure it is seated and tight; a failed cap is a common, low-cost cause.
• Next, perform a quick visual inspection for obvious problems like disconnected hoses or fluid leaks.
• If the light remains, schedule a diagnostic scan with our service team for code-based evaluation.
• Our dealership uses Toyota-approved tools to pinpoint issues and recommend repairs that save money over time by restoring efficiency and preventing damage.
• Remember: warranty repairs must be completed at a certified dealership to keep coverage intact.

How much does a check engine light diagnostic cost for a 2024 Toyota Land Cruiser?

• Diagnostics at our dealership are competitively priced and designed to provide clear, actionable results.
• We often cost less than independent shops overall because accurate diagnosis prevents unnecessary parts replacement and repeat labor.
• Price varies by complexity; simple scans may be low-cost while in-depth diagnostics that require road testing or advanced troubleshooting can be higher.
• Any repairs covered by warranty must be performed at a certified dealership — we manage the process to protect your coverage and reduce long-term expense.
• Ask about current service specials and transparent estimates before work begins; visit our Service Specials page for details.