Frequently Asked Questions

Why is a battery important for a 2018 Toyota Highlander Hybrid?

• Power and reliability: the battery supplies the 12V power that starts electronics, maintains safety systems, and supports hybrid control modules so your 2018 Toyota Highlander Hybrid runs smoothly every day.
• Fuel-efficiency and performance: a healthy battery helps hybrid systems operate efficiently, preserving the hybrid traction pack and maximizing mpg in Murray, UT driving conditions.
• Certified care: Larry H. Miller Toyota Murray uses factory-trained technicians and OEM-quality parts to maintain system integrity and long-term value for your vehicle.
• Service financing available: we offer service financing so you can get necessary work done now and pay over time for peace of mind.

How long does a battery replacement take for a 2018 Toyota Highlander Hybrid?

• Most 12V battery replacements are completed within one service visit—typically under an hour—while hybrid traction battery work can take longer depending on diagnostics and parts availability.
• Our technicians run a full diagnostic before replacing any component so you get a lasting repair, not just a quick swap.
• We prioritize efficiency and customer convenience at Larry H. Miller Toyota Murray; you can schedule service online to reserve a time that fits your day.
• Ask about our current service specials and available service financing to lower your upfront cost.

How much does a battery cost for a 2018 Toyota Highlander Hybrid?

• Costs vary by battery type: a 12V replacement is typically a modest expense, while a hybrid traction battery is a larger investment that reflects its complexity and materials.
• Our dealership often costs less than independent shops while delivering factory-level service and genuine parts—this yields immediate savings and protects long-term vehicle value.
• We provide transparent estimates before work begins and clearly explain warranty coverage; repairs covered under warranty must be performed at a certified dealership to maintain protection.
• Financing options are available so you can complete necessary repairs without delay and avoid further wear that increases future costs.

How often should you replace the battery in a 2018 Toyota Highlander Hybrid?

• Regular 12V batteries commonly last 3–6 years depending on climate and use; hybrid traction batteries often last much longer but should be inspected regularly.
• Annual checks during routine service visits help detect issues early and extend battery life—our technicians document battery health in every service visit to protect your investment.
• Using certified service and OEM parts at Larry H. Miller Toyota Murray promotes longevity and consistent performance, saving you money over the life of the vehicle.
• To keep your vehicle reliable, schedule service before long trips or when warning lights appear.

What type of battery is in the 2018 Toyota Highlander Hybrid?

• This vehicle uses a conventional 12V auxiliary battery for electronics plus a high-voltage traction battery pack for hybrid drive functions; both have distinct service needs.
• Our service team inspects both systems and recommends the correct replacement type—this prevents mismatched components and maintains system integrity.
• Warranty repairs must be performed at a certified dealership to preserve coverage; Larry H. Miller Toyota Murray provides that certified service plus clear documentation.
• Check current service specials and take advantage of our service financing if you need a replacement now and prefer to pay over time.

What size battery is in the 2018 Toyota Highlander Hybrid?

• Size varies: the 12V battery is sized for accessory and startup loads, while the hybrid traction pack is a high-voltage module sized for propulsion; exact specifications depend on production details.
• Our technicians verify correct sizing and fitment before installation to avoid electrical issues and ensure optimum performance.
• Choosing a certified dealership like Larry H. Miller Toyota Murray ensures you receive the right battery size, genuine parts, and expert installation that protects warranty coverage.
• To confirm the correct battery and get pricing, schedule service or review our service specials for potential savings.