Book an Engine Repair in Cardiff

Why choose the RAC for an engine repair?

At the RAC, we've got over 125 years' experience helping UK drivers. We have the skills and knowledge to keep your vehicle running. We'll give you results you can rely on at a price you can afford.

Close up of an RAC Mobile Mechanic underneath a car

Book an engine repair

An engine is the heart of a vehicle, It turns fuel into power to get you moving to where you want to go. So, when something’s wrong, it’s important to get it fixed.

Quality work

Any work done will meet the high standards set by the RAC.

Exceptional customer service

We’re friendly, straightforward and jargon-free

A mechanic inspecting the underside of a vehicle.

Book a diagnostic

A mechanic will check your car for faults and talk you through any repairs you might need. There are various ways to check for faults, which could include a physical examination or plugging in to check your car’s onboard engine management system.

Diagnostic check

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

And it’s not just engine repairs that we do in Cardiff

RAC Approved Garages offer MOTs and services. Our professional mechanics have the expertise and experience to make sure your vehicle is operating safely and efficiently – results you can rely on at a price you can afford.

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

Try one of our RAC Approved Garages

View all garages

IN'n'OUT Autocentres Cardiff

At IN’n’OUT Autocentres we offer fixed prices MOTs and Servicing for any make and model of car with no hidden extras. We are proud to be a ‘Which? Trusted Trader’ so we are really a garage you can trust. We also have a 5 Star Trustpilot reviews rating. We provide OEM parts and 12 months warranty on all parts and servicing. We only use premium Castrol oils in all servicing. Our services are all completed ‘while-u-wait’ so you have never have the inconvenience of losing your car for the day. You can watch your car as it is being worked on through the viewing window or sit back and relax in our clean and comfortable customer lounges with FREE Wi-Fi and coffee and read the latest magazines. Check out our latest reviews and BOOK NOW!!

499 Cowbridge Rd W, Cardiff, CF5 5TG

Fairwater Garages

We are a family business with over 40 years experience in the motor trade. We believe in a totally transparent service and we regularly welcome customers into our workshop to show them exactly the fault their vehicle has. It is very important to us that you understand, in the case of a repair, what has gone wrong and how we intend to fix it. If you stand still in this industry then you get left behind. That is why we have invested heavily in the specialist equipment and training now required to repair modern vehicles. We have, in the case of all the main manufacturers, the same diagnostic equipment used by them, giving us a true dealer level capability.

Norbury Road, Fairwater, CF5 3AT

Cardiff MOT Centre

Are you looking for a friendly, family-run independent garage dedicated to the drivers of Cardiff, then you’ve come to the right place. We have over forty years’ experience in the motoring industry and are committed to delivering quality repair work at the most affordable prices. We are proud to offer a wide range of dealership-standard services at much more affordable prices. So, if your vehicle needs an MOT test or service, a diagnostic test, tyre repairs or replacements, brake inspections or a general repair, book an appointment with Cardiff MOT & Service Centre today.

13 Ipswich Road, Cardiff, CF239AQ

Town Garage.

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. We are a independent family run business established in 1976. We are proud members of CVTS & Good Garage Scheme. We are based at old Town Llantrisant. We have vast experience in most aspects of vehicle maintenance and repairs. We work on anything from a classic Ford Escort and Mini to modern vehicles and vans. We have 2 MOT bays. We have modern technology to be able to repair newest vehicle, reset service lights, diagnostics to traditional techniques that sometimes a old fashioned approach may be required. Whatever your needs we hope that Town Garage of Llantrisant will be able to sort.

Newbridge Road, Llantrisant, CF728EX

Roy Hart Motors Limited

Established in 1968 Roy Hart Motors Limited has always been a family-run garage which prides itself on a high standard of work, friendly customer service and approachable expert advice. We are an RAC-approved garage and are audited every year to ensure our standards remain in line with RAC standards. If you would like to book an appointment for your vehicle, please do not hesitate to get in touch with us on

Winterstoke Road, Weston Super Mare, BS233YS

Frequently asked questions on engine repair

What should I do when my check engine light comes on?

When the check engine light comes on, it’s best to see a mechanic right away. This could mean anything from a minor issue to something serious.

What should I do if my car overheats?

If your car overheats, pull over safely and turn off the engine. Let it cool down, then check the coolant level. Add coolant or water if needed and get professional help quickly if this doesn’t fix the problem.

When should I change my engine oil?

Engine oil should be changed every 5,000 to 7,500 miles. Check your owner’s manual for the exact recommendations for your car.

Why is my engine oil discoloured?

Discolored oil can mean it’s old or mixed with coolant or fuel. It’s best to get it checked by a mechanic.

Is the engine repair or replacement part of the warranty?

It depends on your warranty. Many cover engine repairs up to a certain mileage or time. Check your warranty details or ask your dealer.

Is engine repair or replacement covered by insurance?

Engine repairs or replacements are typically not covered by standard insurance policies unless the damage is from an accident or other covered event. Check your policy for details.

How much does engine repair or replacement cost?

It varies widely. Minor repairs might be a few hundred pounds, but major repairs or replacements can cost several thousands. Always ask your mechanic for more information.

How much will an engine repair misfire cost me?

The cost of repairing a misfire depends on the issue. Common causes include faulty spark plugs, ignition coils, or fuel injectors.

Is it worth it to repair a car engine?

It depends on the repair cost, your car’s value, and its condition. If the repair costs more than the car’s value, you might be better off getting a new one.