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Service, Repairs & MOT

ECU repair in Streatham

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 in Streatham

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

Sds motors ltd

SDS MOTORS is a family company responsible for inspecting and repairing vehicles, diagnosing problems and performing maintenance work on them. Shpetim the mechanic of the company has more than 10 years of experience in this industry with very high problem solving skills, efficient, quick and organized.
21 Rosemary Road, London, SW170AR

SAIMitcham Ltd

At SAI Mitcham Cars we deal with various car services such as full MOTs, body repairs and spraying, mechanical work, tyre fitting, car sales & much more. Here at SAI motors we are best known for our MOTs, which we cover classes 4, 5 and 7. We take every second of care to ensure your vehicle has been tested properly and is road safe and legal. We are transparent and make sure not only we but you are happy with result, making sure you leave with a safe and sound vehicle.
Unit 19 Willow Lane Business Park, 3-9 Willow Lane, Mictham, CR44NA

MMM Auto UK

We are an independent Vehicle service station situated in Liongate Enterprise Park on Morden Road. Specialist is German and Japanese cars. Along with MOT testing station we also offer servicing, repairs and tyres.
Unit 10 Liongate Entreprise Park, 80 Morden Road, Mitcham, CR44NY

Kar Klinik SE26

Welcome to Kar Klinik, your trusted automotive service provider since 1999. Located in Sydenham, SE26, our family-run garage is committed to excellence in customer service and quality workmanship. We offer a comprehensive range of affordable car services tailored to meet the diverse needs of drivers throughout Sydenham SE26, Lewisham SE13, Brockley SE4, and the broader South-East London area. Experience the confidence and peace of mind that comes with a reputable garage known for integrity and expertise, dispelling common stereotypes and consistently earning the trust of our clients.
Unit 1, Abbey Trading Estate, London, SE265TW

Wimbledon Car Care

.Here at Wimbledon Car Care our number one priority to offer you the best possible service, repair and maintenance of their vehicle. Investing in the latest equipment ensuring that we’re always one step ahead. We specialise in all makes and models of vehicles, from brand new through to classic, for servicing, mechanical repairs, minor bodywork, MOT and Fleet Car support, enabling us to be one the best independent motor vehicle repair centres in and around Wimbledon and South West London.
163-167 Haydons Road, Wimbledon, SW198TB

Frequently asked questions on 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.