Frequently Asked Questions

Why is a battery important for a 2025 Toyota Mirai?

• It stores and delivers electric energy that powers the drive system and accessories, supporting the fuel cell system for efficient operation.
• Healthy battery performance preserves range and responsiveness — critical for the Mirai's hydrogen-electric architecture and 402-mile electric range estimate.
• Regular battery care at Larry H. Miller Toyota Peoria improves longevity and reduces the chance of unexpected downtime, saving money over the life of the vehicle.
• We offer expert diagnostics, OEM parts, and incentives through our service specials to keep your Mirai operating at peak efficiency.
• To address concerns quickly, you can schedule service online and ask about service financing if you need repairs now and pay later.

How long does a battery replacement take?

• Most battery inspections and replacements are completed in a single service visit; actual time varies by battery type and diagnostic needs.
• Our certified technicians at Larry H. Miller Toyota Peoria use factory procedures and OEM components to ensure accurate, safe installations.
• We prioritize clear timelines and transparency so you know when your vehicle will be ready, and we often complete work faster than independent shops while maintaining higher quality.
• When you book, use our online form to schedule appointment and review current savings through our service specials.
• Remember that warranty-covered repairs must be performed at a certified dealership to remain valid.

How much does a battery cost for a 2025 Toyota Mirai?

• Costs vary based on the battery type, diagnostics, and whether OEM components are required; we provide clear estimates before work begins.
• Larry H. Miller Toyota Peoria often costs less than independent shops for comparable service while delivering factory-trained technicians and extended peace of mind.
• Choosing dealership service delivers immediate savings through reduced callbacks and long-term value by protecting vehicle performance and warranty coverage.
• Ask about financing options to make repairs manageable — service financing is available so you can get service now and pay later.
• To get a written estimate, schedule service online or view current offers via our service specials.

How often should you replace the battery?

• Replacement intervals depend on usage, climate, and charging patterns; routine inspections identify gradual capacity loss before it becomes a problem.
• Our technicians run advanced diagnostics to measure capacity, state of health, and system efficiency; this avoids unnecessary replacements and protects value.
• Regular maintenance at Larry H. Miller Toyota Peoria extends battery life and ensures any warranty claims are processed correctly — warranty repairs must be completed at a certified dealership.
• Use our online tools to schedule appointment for inspection and review applicable service specials.

What type of battery is in the 2025 Toyota Mirai?

• The 2025 Toyota Mirai uses a high-voltage rechargeable energy storage system designed to work with a fuel cell powertrain rather than a conventional internal combustion battery setup.
• Typical chemistries for modern electrified systems include advanced lithium-based cells that balance energy density, weight, and thermal management for reliable range.
• Our technicians at Larry H. Miller Toyota Peoria are trained to service these systems safely, using OEM procedures and specialized tools to ensure correct handling and installation.
• We recommend visiting the dealership for a diagnostic check; you can schedule service online and check current service specials to save.

What size battery is in the 2025 Toyota Mirai?

• Battery size is specified by the vehicle manufacturer and varies based on system design and electrical requirements for range and performance.
• Size and capacity details are verified during inspection so we provide the correct replacement part for optimal performance and longevity.
• Larry H. Miller Toyota Peoria sources OEM components and provides warranty-backed installations; any warranty-covered work must be performed at a certified dealership for validity.
• To confirm your vehicle's exact specification and available discounts, schedule service or review our service specials.