Book an ECU Repair for your BMW| RAC

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 BMW 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 1 Series, 3 Series, X1, X3, and 2 Series, 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

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.

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 ECU repairs that we do for BMW

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

Automotive Services (Eastern) Ltd

4.4/5

Welcome to Automotive Services, we have many years' experience in all aspects of the motor trade. Our team is highly experienced and fully trained to provide a service which is second to none. Our fully equipped workshops cater for the repair and service of cars, vans and light commercial vehicles, any make or model, any age, without affecting your manufacturer's warranty. We can also mechanically service your classic car, moped and scooter, Quad bike and your power tools. As an independent garage service in Bedford, Bedfordshire we can provide tailored maintenance solutions to match your personal, business and fleet requirements. We strive to offer outstanding workmanship and customer service at unbeatable prices, whether you require a bulb, tyre, car servicing and MOTs or a complete engine, we will go that extra mile. We offer a free collection and delivery service from your home or workplace and free courtesy vehicles upon request to make life easier.

35 Brunel Road, Bedford, MK41 9TJ

GJB Autos

4.2/5

Welcome to GJB Autos, we are a garage conveniently located on Littlestone Road New Romney. We serve the local community of the Romney Marsh and surrounding areas. We are proud to have been established since 1975, in North Street New Romney and moving to our current premises in Littlestone Road in 2015. GJB Autos have built a great reputation providing a professional and friendly service to all our customers. It’s important to regularly maintain and check your car, not only for your safety and the safety of drivers around you but it will also help to sell your car in the future with a comprehensive service history. GJB Autos offer a comprehensive range of services at our service center including engine diagnostics, servicing, brakes, tyres, air conditioning, ECU remapping and much more. With many years experience in the industry, we can carry out servicing on all makes and models of vehicle. GJB Autos is a VOSA approved MOT testing centre for class 1,2, and 4 and a registered member of the GoodGarageScheme.com RMI, Autofirst Network, RAC Approved/Accredited, we guarantee quality and efficient work at reasonable prices every time.

8 Littlestone Road, New Romney, Romney Marsh, TN288PL

DSA Autocentre

4.4/5

DSA Autocentre is a friendly family run business based near Meadowhall and Sheffield Arena. RMI and are AA accredited, we are recognised for our outstanding customer service and reliable repairs and services. We also offer a mobile service to the customers who are unable to come to us giving you peace of mind that we have you car needs covered regardless. Our collection and delivery service is also popular with new and existing customers. Our garage services include MOT, Clutch Repairs, Car Servicing, Brake Repairs, Car Batteries, Timing Belt Services, Tyres, Tyre Fitting, Welding, MOT Repairs and Van Servicing. We also provide a unique guaranteed DPF Cleaning service. At our Autocentre we carry our class 4, 5 and 7 MOTs. We offer cheap MOT and Servicing packages. We also provide mobile vehicle services throughout Yorkshire, Greater Manchester, Derbyshire and Nottinghamshire. DSA carry out mobile car and van repairs including mobile servicing, mobile brake test & repair and mobile tyres. DSA is the trading name of DS Automobiles Ltd.

17-31 Attercliffe Common, Attercliffe, Sheffield, S92AE

Eastern Car & Commercials

4.3/5

Welcome to Eastern Car & Commercials Your Local Vehicle Experts in Great Yarmouth – Trusted Since 1989. We’re a friendly, family-run garage offering honest, reliable and affordable services for all makes and models of cars, vans and motorhomes. Whether you're in for a simple safety check or a full MOT and repair, our experienced team will make sure your vehicle is road-ready with no stress and no surprises.

S Quay, Great Yarmouth, Yarmouth, NR303LD

The Motor Medics (Midlands)

4.1/5

The Motor Medics are a vehicle repair workshop and mobile mechanic service based in Coalville and provide their services in the surrounding areas. We offer diagnostic repairs, MOT's and servicing. A free collection and delivery service is available if your vehicle needs an MOT or work that has to be undertaken at our garage. We pride ourselves on having a flexible approach to car repairs, MOT's and Servicing. A garage that values you, the customer's time as much as your custom. We work on a fully insured basis with 20 years experience and pride ourselves in the quality of our work being at the highest of standards at all times.

Unit 4 Horsepool Grage Ind Estate, Markfield, LE679TW

Frequently asked questions about ECU repairs

Can my damaged ECU be repaired?

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.

Can I fix the ECU myself?

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

What are the signs of a failing ECU?

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

How long will my ECU repair take?

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

Is my ECU repair covered by car insurance?

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.