Frequently Asked Questions

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

• Look for additional dashboard alerts or messages—some systems show a secondary warning that clarifies severity.
• Check the charging connection and cable on your 2026 Toyota bZ; a poor connection can trigger faults.
• If the light is flashing or you feel loss of power, stop driving and contact the dealership immediately.
• Document recent events (charging interruptions, unusual noises, or software updates) to speed diagnosis.
• Schedule a certified diagnostic at Nalley Toyota Stonecrest so any warranty repairs are completed by factory-trained technicians.

How much does a check engine light diagnostic cost for a 2026 Toyota bZ?

• Typical diagnostic fees vary; many dealership diagnostics range from a modest flat fee to specialty EV scans—call us for current pricing.
• Nalley Toyota Stonecrest often provides cost advantages over independent shops while delivering factory-level service and trained technicians.
• Immediate savings come from accurate diagnosis and correct repairs the first time, reducing repeat visits and parts costs.
• Long-term savings include preserving warranty coverage; repairs covered by warranty must be performed at a certified dealership.
• We can discuss service specials, warranty coverage, and any available complimentary scans when you contact our service team.

What does it mean when the check engine light comes on in a 2026 Toyota bZ?

• For an electric vehicle like the 2026 Toyota bZ, the light can indicate electrical system, battery management, inverter, motor, or sensor faults—not traditional emissions issues.
• It may also point to software or communication errors between vehicle controllers that require a dealer-level scan tool.
• Minor faults may be benign but still warrant a timely inspection to avoid escalation or battery degradation.
• Nalley Toyota Stonecrest uses factory diagnostics and trained technicians to pinpoint EV-specific causes quickly and accurately.
• Warranty-covered repairs must be done at a certified dealership to maintain coverage and ensure long-term reliability.

How long does a check engine light service take?

• Initial diagnostic scans typically take 30–90 minutes depending on system complexity and data logs to review.
• Simple software resets or sensor replacements can often be completed the same day; more complex battery or inverter repairs require additional time for parts and safety procedures.
• Nalley Toyota Stonecrest emphasizes efficient scheduling and genuine parts to minimize downtime and deliver immediate and long-term savings.
• If a repair is warranty-covered, completion at a certified dealership protects the warranty and ensures correct procedures are followed.
• Our service advisors provide clear time estimates when you arrive or call for an appointment.

What is the most common reason for check engine light on a 2026 Toyota bZ?

• Common triggers include sensor faults, communication errors between control modules, or software glitches that require dealer-level updates.
• Charging-related issues—such as a loose connector or interrupted charge—can also set a warning in EV systems.
• Thermal management and battery system anomalies, while less frequent, are treated as higher priority and should be inspected promptly.
• Many of these conditions are best diagnosed with factory tools at Nalley Toyota Stonecrest to ensure accurate repair and maintain warranty eligibility.
• Early diagnosis reduces repair complexity and costs, delivering both immediate savings and long-term vehicle health.