ECU Repairs | Book an ECU Repair in London| RAC

£472.25

Average price for this repair in London in the last 30 days^

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

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

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 in London

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.

Try one of our RAC Approved Garages

View all garages

Millennium Garages Ltd - RAC Approved Garage

5.0/5

Millennium Garages is based in Southwark, London offering MOTs, Services and Car Repairs using industry-standard equipment and fully trained staff with over 40 years of experience in the motor industry. Since 2019, Millennium Garages Ltd has been a RAC Approved Garage. ALL Customers, Including RAC Warranties, are responsible for paying Congestion Charge and ULEZ when required for their vehicles.

Arches 43 - 47, Kings Bench Street, London, SE10QX

Andrews garage

4.7/5

Established since 1974 Andrews Garage has been serving the local area for all its car related needs, such as, MOT'S, Servicing, Tyres, Bodywork (crash repairs), 3D 4 Wheel alignment, Air conditioning Re-gassing.

30-36 Padfield Road, London, SE59AA

Tyre World & MOT Station

4.6/5

TYRE WORLD WAS ESTABLISHED IN 1992 TO PROVIDE MOTOR VEHICLE SERVICE AND GREAT TYRE SERVICE IN LOCAL AREA. We do following services: 1. 4 Wheel 3D Alignment. 2. Tyre 3. MOT 4. Tyre Replacement 5. Mechanical Work

10-11 Williams Buildings, Bethnal Green, London, E20LF

West Hampstead Motors Ltd

4.5/5

Established in 1975. West Hampstead Motors Ltd. are expert in the servicing and repair of both classic and modern German vehicles. We specialise in Audi, BMW, Mercedes Benz, Porsche and VW cars. Alongside the service centre, our state of the art approved bodyshop undertakes all aspects of body work and restoration to the highest of standards.

155-161, Grafton Road, Gospel Oak, NW5 4AY

MNS Autos Ltd

4.2/5

At MNS Autos, we are dedicated to keeping our customers on the road. Our commitment lies in providing a fully comprehensive service that our customers deserve. We pride ourselves on delivering quality workmanship, using only approved parts, all at competitive prices. We welcome you to try us out and see yourself the difference. Thank you

196 Barnardo Street, London, E10LL

Frequently asked questions on 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.