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

ECU repair for your Audi

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 Audi vehicles require specialist tools and workshop facilities at an RAC Approved Garage. Our approved garages service models such as A3, Q3, A1, Q2, and Q4 e-tron, following manufacturer procedures, certified equipment standards and rigorous quality checks. You get transparent pricing, progress updates and an RAC‑backed guarantee.

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 Audi

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

KMK Automotive - Walton On The Hill

5.0/5

KMK Automotive is an independent family-run business based in Surrey, backed by more than 30 years’ experience in the industry. With auto repair garages in Leatherhead and Tadworth, we deliver exceptional vehicle repairs and services for all makes and models and our qualified mechanics complete jobs of all sizes to the highest possible standard. Whether you need to repair a fault, or your MOT test is due, our AA & RAC-approved auto centre has got you covered. For a high-quality, cost-effective alternative to main dealer services, get in touch with our fully insured team today.
Rear Of 14 - 16, Walton On The Hill, Tadworth, KT207RT

Clutchmaster Automaster

4.9/5

Clutchmaster was established in May 2000 by Dave Willcocks. Since then he has offered a "Second to none" clutch replacement deal for both public and trade customers. Due to our huge buying power we have been able to structure our prices accordingly, passing on superb savings. This makes Clutchmaster the best deal on BRAND NEW clutch parts not only in the Southwest but we believe Nationwide!!
Automaster Longcombe Cross, Longcombe, Totnes, TQ96PL

CSS Motors

4.4/5

CSS Motors offers car repairs in Waltham Abbey and further afield, such as Loughton, Waltham Cross, Theydon Bois, Buckhurst Hill and beyond. Our team has over 125 years experience in the motor trade and prides itself on customer service and retention. What you will get from us is transparent pricing, a tailored personal service, as well as vehicle collection and delivery, their is also the optional use of a courtesy car if required. Since our inception, we have grown with our customers, offering new techniques and services in response to their needs. Within our service, we cover all makes and models from classic cars to modern cars and commercial vehicles. We are a full MOT test centre supporting class 4, 5A and 7 vehicles which include 3 wheeled bikes, quads, cars, passenger vehicles, taxis, motor homes, ambulances, goods vehicles and also vehicles over 3000kg up to 3500kg gross weight. We can carry out your MOT testing up to one month before the expiry of your current MOT and we can also service your car on-site, so please do consider booking this at the same time. We quote you the cost of your servicing before it begins, so you are fully aware and there are no hidden fees. We also have the latest diagnostic testing equipment and guarantee quality parts and labour from our friendly, professional and fully trained team. We can also service and re-gas your air conditioning system, just ask! We look forward to giving you a warm welcome - and make sure to take a look at our latest.
148 Brooker Road, Waltham Abbey, EN9 1JH

Keep Driving Auto Ltd

4.9/5

Here at Keep Driving Auto we provide a first rate, friendly garage service. Serving the Swansea area, located in Llansamlet within easy reach of both the city Centre and Swansea Enterprise Park.
Unit 7 St Lukes Court, Clarke Way Swansea Enterprise Park, Llansamlet, Swansea, SA17ER

Kmita Motors

4.0/5

We are a family run business providing excellent service to our customers. Our fully qualified and trained mechanics can offer all types of service repairs and diagnostic for any make of vehicle. We offer great service at affordable cost. Our mechanics hold a combined experience of motor vehicle repairs for over twenty years. They are fully trained and qualified, holding level 3 in motor vehicle repairs and obtaining a M.O. T Manager inspector certificate award.
85A Springhead Road, Northfleet, Gravesend, DA119QZ

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.