Frequently Asked Questions

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

• Check for obvious issues first: a loose or damaged gas cap can trigger the light and is inexpensive to fix.
• Inspect dashboard for other alerts (temperature, oil) that indicate more serious problems.
• If simple items look normal, bring your 2013 Toyota Highlander Hybrid to our service bay for a full diagnostic with factory-grade scanners.
• Remember: repairs covered under warranty must be completed at a certified dealership to retain coverage.

What does it mean when the check engine light comes on in a 2013 Toyota Highlander Hybrid?

• It signals the vehicle’s onboard computer detected an emissions, performance, or sensor issue that needs diagnosis.
• Causes range from minor (fuel cap, sensor) to serious (catalytic converter, misfire). Each has different safety and cost implications.
• Our technicians use Toyota-specific tools to read freeze-frame data and pinpoint root causes, minimizing repair time and cost.
• When covered by warranty, have repairs performed at a certified dealership to ensure proper parts and continued warranty protection.

How much does a check engine light diagnostic cost for a 2013 Toyota Highlander Hybrid?

• Diagnostic fees cover computer scans and technician time; many issues are identified quickly and result in low-cost fixes.
• Nalley Toyota of Roswell often costs less than independent shops while delivering higher service levels from factory-trained technicians.
• Choosing the dealership can offer immediate savings through correct diagnosis and genuine parts, and long-term savings by preventing repeat failures.
• Remember: warranty-covered repairs must be performed at a certified dealership to remain valid.

How long does a check engine light service take?

• Simple checks (gas cap, sensor resets) can take 30–60 minutes.
• Standard diagnostic scans and basic repairs typically finish within a few hours; complex repairs or parts orders may extend the timeline.
• We provide accurate time estimates after the initial scan and prioritize efficient service to reduce your downtime.
• Using a certified dealership ensures correct procedures and warranty compliance, which can avoid lengthy follow-up repairs common with improper fixes.

What is the most common reason for check engine light on a 2013 Toyota Highlander Hybrid?

• Common causes include oxygen sensor faults, loose gas caps, catalytic converter issues, and ignition misfires.
• Hybrid-specific concerns can involve battery or inverter sensors; timely diagnosis protects fuel efficiency and emissions systems.
• Ignoring the light can escalate repair complexity and cost; early dealership diagnosis preserves long-term value and reduces overall expense.
• For warranty-covered items, remember that repairs must be completed at a certified dealership to keep warranty protection intact.