Frequently Asked Questions

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

• Diagnostic scan fees typically range from $0–$200; Nalley Toyota Union City often offers competitive pricing and specials—ask about current offers.
• Dealer diagnostics provide precise OEM-level analysis with factory-grade tools, reducing the chance of misdiagnosis and extra charges.
• Diagnostic fees are often credited toward repairs performed at our dealership, delivering immediate savings and long-term value.
• Repairs covered under warranty must be completed at a certified dealership to preserve coverage and avoid future costs.
• Overall, our dealership often costs less than independent shops while providing higher service and factory-trained technicians.

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

• Confirm the light type: steady lights indicate non-urgent issues; a flashing light signals immediate attention.
• Secure the gas cap—many lights originate from a loose or damaged cap; replace it if worn.
• Note recent symptoms: reduced power, stalling, or poor fuel economy to report to technicians.
• Check for other dashboard warnings and your fuel level; avoid driving aggressively until inspected.
• Schedule prompt service at Nalley Toyota Union City—our factory-trained technicians and OEM parts help avoid larger, costlier repairs.

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

• It signals the vehicle’s onboard diagnostics detected an issue affecting emissions, engine performance, or drivability.
• Problems range from minor (evap leak, loose gas cap) to serious (misfires, catalytic converter damage).
• An illuminated light allows us to read specific OBD-II codes to pinpoint causes and recommend repairs.
• Addressing issues early at Nalley Toyota Union City minimizes repair costs and preserves fuel economy and reliability.
• Remember: repairs covered under warranty must be performed at a certified dealership to maintain coverage.

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

• Loose or faulty gas caps and evaporative emissions leaks are very common and inexpensive to fix.
• Other frequent causes include oxygen sensor failures, minor misfires, and aging catalytic converters.
• Symptoms like reduced MPG or rough idle point to specific components that our technicians can quickly identify.
• Choosing Nalley Toyota Union City often saves money versus independent shops thanks to accurate diagnostics and genuine parts.
• Warranty repairs must be completed at a certified dealership to ensure coverage and long-term savings.

How long does a check engine light service take?

• Initial computer scan and diagnostic usually take 1–2 hours; more complex issues require additional inspection and testing.
• Simple fixes (e.g., gas cap, sensor replace) can often be completed same day; major repairs or parts orders may extend service to a day or more.
• Nalley Toyota Union City prioritizes efficient repairs with OEM parts and factory-trained technicians to minimize downtime.
• Diagnostic fees are often applied to repair costs, offering immediate savings when you choose dealership service.
• Remember that warranty-covered repairs must be performed at a certified dealership to keep your coverage valid and avoid long-term costs.