A mechanic using a diagnostic machine to inspect a car vehicle engine
Service, Repairs & MOT

Car battery replacement for your Toyota

Book an RAC Mobile Mechanic and we’ll come to you at home or work.

  • Top-quality batteries
  • Price includes fitting
  • Maximum convenience

Trustpilot rating for all RAC Mobile Mechanics.

Why choose the RAC for a car battery replacement?

With RAC Mobile Mechanics, you can avoid the hassle of taking your vehicle to a garage. They can do battery replacement and fitting on your driveway, so you don't even need to leave the house.

We use only quality batteries that meet OEM standards – that means they meet your vehicle manufacturer’s strict quality criteria, with a minimum 3-year warranty as standard. The price includes fitting, ensuring no surprises on the day. No hidden costs, just friendly, honest experts.

Close up of an RAC Mobile Mechanic underneath a car

Our top pick for your Toyota

We’ll come to you at home or work

RAC Mobile Mechanic for your Toyota

At the RAC, we’ve got over 125 years’ experience in offering complete peace of mind to our members. We’re best known for our breakdown service. And now – our new RAC Mobile Mechanics are here to help make every day motoring easier. If you need a service or repair, they’ll come to you at your home or work.

A mechanic inspecting a car battery.

Car battery replacement

From £160^^

If your car won’t start due to a dead or failing battery, our mobile mechanics can test your battery, provide a replacement, and install it on the spot at home or work, saving you the hassle of going to a garage.

We use original equipment manufacturer (OEM) standard parts, which means every new part will be the same standard and same quality as the original part it replaced.
Our mobile mechanics are friendly, honest, and backed by the RAC.
Close up of an RAC Mobile Mechanic running a vehicle diagnostic check

Vehicle diagnostic check

£99

We’ll spend up to 30 mins checking our car’s onboard management system for faults. We’ll talk you through repairs needed and provide a full report. If any further work is needed, we’ll agree this with you before we start. Any additional work after the first 30 minutes will be priced at £20 per 15 minutes. We’ll agree this with you before proceeding.

We’ll look for any mechanical or electrical problems. If we need to, we’ll also check your car’s onboard engine management system. Depending on your car and issue, this will usually include: – Engine – Power steering – Brakes – Transmission – Exhaust system – Fuel injection system – Cooling system and air flow – Sensors
If we detect any issues, we'll talk through what needs to be repaired. We’ll give you a no-obligation quote to fix it on the spot, if we can. Or we’ll recommend a local RAC Approved Garage, and give you a full error report to take there.

And it’s not just car battery replacements that we can do for your Toyota

Mobile mechanics bring the garage to you, saving you the hassle of getting your car to a garage. If you need a service or repair, they’ll come to you at your home or work.

A close up of an RAC mobile mechanic looking under the hood of a car

What our expert says

A healthy battery will help you avoid breakdowns and keep your car in top condition. An old worn battery can cause starting issues and could fail any time – leaving you stranded.

Nick Mullender

Lead RAC Mobile Mechanic

Try one of our RAC Approved Garages

Edinburgh Car Services Mot & Service Centre

4.9/5

Welcome to Edinburgh Car Services As an independent, family run business, we at Edinburgh Car Services pride ourselves on delivering the highest quality of vehicle maintenance and repairs for our customers. With Over 30 years’ combined experience we have a passion for the work we do, and only ever use the highest quality parts. But we know motoring is expensive and most of our customers would rather spend their hard earned money on something else, so within those parameters, we keep our prices to a minimum as much as possible. Of course, we also cater for petrol heads and enthusiasts who want to splash out on their cars, offering performance upgrades and advanced components. We are an Edinburgh based, Scottish, independent, family run garage and offer a vast range of services within the motor trade. All of our service plans are tailored personally for each individual’s vehicle, ensuring the best in-depth analysis and repair. We are always happy to advise on he best course of action for any customer, and we are as up-front as we possibly can be about costs. That includes fixed price servicing, which is carried out to manufacturer specifications and will cover your warranty – despite what expensive main dealers might say! We pride ourselves on our vast knowledge of the trade and are highly respected in the motor industry. As we are a small family business we put 100% in to looking after our customers and their vehicles. We know we need our clients as much as they need us! Garages can be a daunting place for many people, but our staff – male or female – will be more than happy to answer any queries you may have.
Unit 7, Bankhead Terrace, Edinburgh, EH113HP

Horizon Motor Group Ltd.

4.5/5

We are an established local independent garage and are proud to be members of Autofirst Network – a nationwide network of independent garages operating to the Network’s 6 core values of Capability, Consistency, Care, Clarity, Cost Effectiveness and Customer Focus. For your added peace of mind we are members of the Motor Ombudsman service which is approved by The Trading Standards Institute. In short, we are a local garage you can trust offering you the support and service guarantees of a national network, giving you complete peace of mind. We cover Wingham and surrounding areas and also offer courtesy cars and a free collection and delivery service.
Canterbury, Wingham, CT31NL

Auto Care Centre

4.7/5

We are an established local independent garage and are proud to be members of Autofirst Network – a nationwide network of independent garages operating to the Network’s 6 core values of Capability, Consistency, Care, Clarity, Cost Effectiveness and Customer Focus. For your added peace of mind we are members of the Motor Ombudsman service which is approved by The Trading Standards Institute.In short, we are a local garage you can trust offering you the support and service guarantees of a national network, giving you complete peace of mind. We cover the postcode areas and also offer courtesy cars and a free collection and delivery service.
88 Maidenhead Road, Windsor, SL45EL

Kingz Auto Centre ltd

5.0/5

Kingz Automotive, Your One Stop Car Shop for Repairs and Customisations. Services we offer: - MOT's - Service - Tyres - Clutch - Alignment - Suspension - Exhausts Customisation: - Car Wrapping - Window Tinting - Roof Starlight - Upholstery - Ambient Lighting - Screen Upgrades - Immobiliser/Trackers - ECU Remapping
263-265, Aylestone Road, Leicester, LE27QJ

JOHN HARRISON LOWDHAM LIMITED, Bosch Car Service

4.6/5

Welcome to John Harrison (Lowdham) Ltd - we're a family run business having been established at the same location since 1946, later being the first established Peugeot dealership in the country in 1975. We pride ourselves in customer care, with many awards over the years gained through offering the very best in customer service experiences from buying a vehicle in the sales department through to our aftersales. We thrive on repeat business, with industry leading preparation standards alongside our non-pressurised sales environment enjoyed by our customers over the last 70 years. We provide the complete range of new Peugeot's from cars through to vans, alongside a superb range of 70+ multi franchise used vehicles. Our team will take the stress out of buying a new car. All you have to do is choose the one that best suits you. Then, the team will help you select the best finance package, organise the admin and get any maintenance taken care of. If you have any questions along the way, we will be more than happy to help. We also extensive aftersales facilities with 'All Makes' Servicing, MOT's, Four Wheel Alignment and more alongside our in-house bodyshop offering minor repairs through to full body resprays.
Southwell Road, Lowdham, Nottingham, NG147DS

Frequently asked questions on car battery

Charging your electric car battery involves:

  • Plugging into a charger: Use a home charger or a charging station.
  • Monitoring charging: Most electric cars have a display to show how charged the battery is.
  • Charging time: This varies depending on the charger and your electric car’s battery. Home chargers typically take six to eight hours. Fast chargers can take 30 to 60 minutes.

Always follow the guidelines for charging.

To change your car key battery:

  • Open the key fob: Use a small screwdriver or coin to open the fob.
  • Remove the old battery: Take note of the battery type.
  • Insert the new battery: Make sure it’s the correct type and is oriented as it should be.
  • Close the key fob: Snap or screw it back together.

Check your car manual for exact instructions.

Yes. You can replace a car battery on your own if you follow these steps:

  • Turn off the engine: Make sure your car is off.
  • Remove the old battery: Disconnect the negative (-) terminal first. Then disconnect the positive (+) terminal. Remove any clamps or brackets holding your car’s battery in place.
  • Install the new battery: Place your new battery in the tray. You can then secure it with clamps or brackets. Connect the positive (+) terminal first. Then connect the negative (-) terminal.
  • Test the battery: Start your car to make sure the battery is working.

If you’re unsure, use a professional service.

Signs you need a new car battery include:

  • Slow engine cranking: The engine takes longer to start.
  • Dim lights: Headlights and inside lights are dimmer than usual.
  • Battery warning light: The battery or charging system warning light is on.

If you notice any of these signs, it’s time to get your battery checked.

The best car battery depends on your car and how you drive:

  • Standard lead-acid battery: Suitable for most cars with regular driving patterns.
  • AGM battery: Ideal for vehicles with high electrical demands or stop-start systems.
  • Deep cycle battery: Used in electric and hybrid vehicles.

Read your car manual or ask a professional for recommendations.

Most car warranties cover battery replacement for a period. This is usually two to three years. Extended warranties may offer you longer coverage. Check your warranty details or talk to the provider for more info.

Yes, it certainly can:

  • Cold weather: Low temperatures can decrease the battery's ability to hold a charge, making it harder to start the car.
  • Hot weather: High temperatures can cause battery fluid to evaporate, leading to potential damage.

Regular checks are important in extreme weather.

Recycling an old car battery is important for environmental reasons as it can be very polluting.

  • Take it to a recycling centre: Many auto part stores and recycling centres take old car batteries.
  • Check local regulations: Some areas have specific guidelines for battery disposal.
  • Use a professional service: Many mobile mechanics and garages offer battery recycling services.
  • Lead-acid battery: Common, cost-effective, and reliable for most vehicles.
  • AGM battery: More expensive. It offers better performance and durability, in vehicles with high electrical demands or stop-start systems.

Talk to a professional to find the best battery for your needs.