A mechanic standing inside a garage.
Service, Repairs & MOT

ECU repair for your Dacia

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.

ECU Repairs for Dacia vehicles requires specialist tools and workshop facilities, so this work is completed through the RAC Approved Garage Network. Our approved garages service models such as Sandero, Duster, Jogger, Spring, and Stepway, following manufacturer procedures, certified equipment standards and rigorous quality checks. You receive transparent pricing, progress updates and RAC‑backed guarantees.

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 Dacia

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

North East Auto Services - Fairfield.

4.3/5

Welcome to North East Auto Services Group, in Middlesbrough, Peterlee and Fairfield, Stockton. We offer a wide range of garage services including MOT Testing, Servicing, Tyres, Air Conditioning, Repairs and more.
318 Bishopton Rd W, Stockton-On-Tees, TS197LZ

Active Tyres,Servicing & MOT

4.7/5

We're open 6-days-a-week: Monday - Friday : 8.30am - 6pm Saturdays: 8:30am - 5pm Sundays: CLOSED We are, above all, local people in local garages. Our commitment to quality services stems from the simple foundation that we’re members of communities that we care about. We’re all about honest MOT tests and vehicle services at honest prices. We're the leading fast-fit supplier of tyres in the country and carry stocks of over 600,000 products from leading manufacturers including Pirelli, Goodyear, Michelin, Continental and Dunlop
216 Bellingdon Road, Chesham, HP52NN

The Workshop MOT 2.0 LTD

5.0/5

The Garage Birmingham residents choose for honest, reliable car repairs since 2014. You'll receive transparent fixed-price quotes from our fully equipped DVSA-approved facility—no hidden fees or surprise costs.
14 Humpage Road, Birmingham, B95HW

ALEXANDRA AUTO REPAIRS LIMITED

4.4/5

At our garage in Wood Green, we bring a lifelong passion for cars and unmatched expertise to every vehicle we service. With years of dealership experience, including specialising in Mercedes, we are fully qualified and up to date with the latest automotive knowledge and technology. Whether you need an MOT, servicing, car repairs, tyres, or brakes, we’re here to keep your car running smoothly and safely. Book online today or get in touch with us to learn more. MOTs: Ensure your vehicle meets all safety and environmental standards with our thorough MOT testing. Servicing: From routine maintenance to comprehensive servicing, we keep your car running smoothly. Car Repairs: Whether it’s minor fixes or major repairs, we’re here to help. Tyres and Brakes: Offering a wide range of tyres and expert brake services for your safety on the road. Diagnostic and Alignment Technology: We use advanced diagnostic tools and wheel alignment systems to deliver precision and efficiency.
13 Bedford Road, N22 7Au, London, N227AU

Tyre King Autocentres Long Eaton

5.0/5

At Tyre King autocentres, we are your trusted local mechanics, committed to keeping you safe on the road. With years of hands-on experience and a team of fully qualified technicians, we specialise in delivering top-quality vehicle maintenance, repairs, and diagnostics at competitive prices. Our workshop is fully equipped with the latest tools and technology, allowing us to handle everything from routine servicing to complex mechanical issues—quickly, efficiently, and to the highest standards. Our Specialities We offer a full range of professional automotive services, including: MOT Testing (Class 4) Fast, reliable MOTs to ensure your vehicle meets all legal and safety standards. Servicing (Interim & Full) Regular servicing to keep your car running smoothly, improve fuel efficiency, and avoid costly repairs down the line. Brakes Complete brake inspections, repairs, and replacements using high-quality parts for your safety. Tyres Supply, fitting, balancing, and alignment of new tyres from leading brands. We also handle puncture repairs. General Repairs From cooling and exhausts to suspension and diagnostics, we fix it all—honestly and efficiently. Why Choose Us? . Experienced Technicians Our mechanics are highly trained and experienced with all makes and models. . Transparent Pricing No hidden costs. We provide clear quotes and explain all work before we begin. . Customer-Focused Service We pride ourselves on honesty, reliability, and friendly service. Your satisfaction is our top priority. . Quick Turnaround We know your time is valuable—most jobs are completed same-day. . Local & Trusted Proud to be part of the local community, with many loyal customers and 5-star reviews.
Phoenix Mills, Nottingham Road, Long Eaton, Nottingham, NG102AA

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.