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Service, Repairs & MOT

ECU repair for your Mazda

Book a local RAC Approved Garage that you can trust.

  • 12-months parts guarantee
  • Honest pricing
  • Exceptional customer service

Why choose the RAC for an ECU 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
A mechanic standing inside a garage

Book an ECU repair

The Engine Control Unit (ECU) is the brain of your vehicle and works to keep it running smoothly. If it's acting up, it can mean poor performance, increased fuel consumption, or trouble starting your car.

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

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 ECU repairs that we do for Mazda

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

MP Automotive Service Centre

5.0/5

We can undertake all manor of works for all leisure and small commercial vehicles. We specialize in bmw’s with our head technician having over 15 years experience in the brand . We are a Registered MOT station offering servicing , maintenance ,organising bodywork , diagnostics , tuning and repairs. Collection and delivery services are available pre booked or sometimes same day where possible
Mp Automotive Service Centre, Rear Of Bush Hill Parade, Bury Street West, London, N99JS

Oldwells Automotive Centre

5.0/5

We are a family run business, 2 generations of mechanics, priding ourselves on outstanding and exceptional customer service. Providing our customers with an honest, impartial, cost effective and mutually agreeable solution to your mechanical issues. We specialize in all types of makes and models including motorbikes, cars, vans and light commercials vehicles. We are based in Horley Surrey, utilizing local and national suppliers of parts to include main dealer. All customers are offered the choice of pattern or genuine parts.
Unit 5A Maple Business Park, Church Lane Burstow, Horley, RH69TG

MH Motor Experts 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, and are also AA certified to carry out their breakdown and repair work. 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 offer courtesy cars and a free collection and delivery service within 5 miles of the garage.
Unit 7 Rushton Farm, Warren House Road, Wokingham, RG40 5RE

T & K Motors

4.9/5

T&K Motors have been established for more than 30 years and are a helpful friendly garage, we carry out MOT’s, servicing and mechanical repairs on all makes and models of vehicles. We pride ourselves on offering main dealer quality of work, at independent prices, whilst ensuring that your warranty remains intact by using genuine or manufacturer approved parts, and are usually able to save you over 60% in price comparison. Our mechanics are fully qualified with many years of experience behind them in the motor industry, who take great pride in their work. Our services include the following; • All makes serviced to manufacturer's specification • MOT VOSA class 4 and 7 Car and Light Commercial • Air Conditioning re-charge and leak testing • Batteries/Alternators checked and replaced • Brakes pads and discs, brake fluid changes • Clutch replacement and repair • Cylinder Head repairs • Engine management light diagnostics • Exhausts repaired and replaced • Free vehicle health check • Fuel injection diagnostic/repair • Oil and filter changes • Suspension spring replacement specialists • Timing belts and water pump replacement • Tyres fitted, balanced and aligned • Van servicing and repairs • Free Vehicle diagnostic checks • Welding repairs to MOT standard • Warning lights diagnosed and reset * Car Service, Van Service, Commercial vehicle service
47-53 Green Street, Ayr, KA88BQ

CW Vehicle Service Centre

4.6/5

RAC APPROVED GARAGE AA CERTIFIED GARAGE TRUST MY GARAGE MEMBER ROYAL MOTOR INSTITUTE MEMBER VIDEO PRODUCED ON REPAIRS FOR CUSTOMER TO VIEW FREE COLLECTION & DELIVERY SERVICE (WITH IN 7 MILES) WASH & VAC SERVICE PAYMENT ASSIST AVAILABLE
8-12 Riverside Drive, Stechford, Birmingham, B339BF

Frequently asked questions about ECU repairs

Yes, a damaged ECU can often be repaired. Whether it can be depends on the amount of damage and how easy it is to find replacement parts.

It's usually best to leave ECU repairs to the experts. This is because as they require special tools and knowledge of car electronics.

Look out for a check engine light being on, the engine stalling or misfiring, poor fuel economy and difficulty starting the car.

It can take anywhere from a few hours to a couple of days. This depends on the issue and how available the parts are.

ECU repairs may be covered if the damage is caused by something that is insurable, like an accident. Talk to your insurance provider to find out more.

There is no set interval for ECU checks, but it’s a good idea to have it looked at, if you see symptoms.