Service, Repairs & MOT

Key programming and codes in Cardiff

Book a local RAC Approved Garage that you can trust.

  • 12-months parts guarantee
  • Honest pricing
  • Exceptional customer service

£613.53

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

Why choose the RAC for key programming and codes?

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 a key programming and coding service

Lost or damaged keys? Our RAC Approved Garages can offer fast and reliable key programming and coding services.

Any work done will meet the high standards set by the RAC.
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.

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 key programming and codes that we do in Cardiff

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

Cardiff Auto Electrics

4.7/5

Cardiff Auto Electrics is your new destination for all car and vehicle diagnostics in Cardiff and South Wales. Our specialist team have decades of experience with most makes and models of cars available, and have diagnosed thousands of faults on a huge range of vehicles. From engine management lights, to transmission and steering faults, our equipment covers all auto electrics and diagnostics and can help you find the issue to your problem efficiently and quickly. We cover most makes and models past and present regardless of age, so contact us to book your diagnostic and auto electrics appointment today.
281 Penarth Road, Cardiff, CF118YZ

IN'n'OUT Autocentres Cardiff

4.3/5

At IN’n’OUT Autocentres we offer fixed prices MOTs and Servicing for any make and model of car with no hidden extras. We are proud to be a ‘Which? Trusted Trader’ so we are really a garage you can trust. We also have a 5 Star Trustpilot reviews rating. We provide OEM parts and 12 months warranty on all parts and servicing. We only use premium Castrol oils in all servicing. Our services are all completed ‘while-u-wait’ so you have never have the inconvenience of losing your car for the day. You can watch your car as it is being worked on through the viewing window or sit back and relax in our clean and comfortable customer lounges with FREE Wi-Fi and coffee and read the latest magazines. Check out our latest reviews and BOOK NOW!!
In'n'out Cardiff, Culverhouse Cross, Cardiff, CF5 5TG

Promotive BMW MINI

4.0/5

Promotive is one of the largest independent BMW and MINI specialists in the country. Our technicians are both BMW specialists & MINI specialists trained and have the most up-to-date diagnostic equipment to pinpoint any faults in your car as quickly and accurately as possible. Any parts that need to be replaced will be of the same quality as those that were originally fitted on your vehicle. We work to a code of practice. This commitment to customer care gives you peace of mind in knowing that you are going to be given not only the best technical service, but also the best customer service. Promotive is run by John O’Sullivan who has 30 years BMW knowledge and training.
66 Tregwilym Road, Rogerstone, Newport, NP109EJ

Cardiff MOT Centre

3.3/5

Are you looking for a friendly, family-run independent garage dedicated to the drivers of Cardiff, then you’ve come to the right place. We have over forty years’ experience in the motoring industry and are committed to delivering quality repair work at the most affordable prices. We are proud to offer a wide range of dealership-standard services at much more affordable prices. So, if your vehicle needs an MOT test or service, a diagnostic test, tyre repairs or replacements, brake inspections or a general repair, book an appointment with Cardiff MOT & Service Centre today.
13 Ipswich Road, Cardiff, CF239AQ

John Dolbear Tyre & Auto Services Ltd

3.1/5

John Dolbear Tyre and Auto Services are an established local independent garage and are proud to be members of Autofirst Network – a nationwide network of independent garages operating to the Network’s 6 core values of Capability, Consistency, Care, Clarity, Cost Effectiveness and Customer Focus. For your added peace of mind we are members of the Motor Ombudsman service which is approved by The Trading Standards Institute. In short, we are a local garage you can trust offering you the support and service guarantees of a national network, giving you complete peace of mind.
North Road, Cardiff, CF14 3AF

Frequently asked questions about car key programming

Yes, some car keys can be programmed at home using the vehicle's manual instructions. However, this is generally limited to basic key fobs and older models. For most modern cars, you’ll need to take it to a professional.

  1. If your key can be reprogrammed at home, follow the instructions set out in your vehicle’s manual. If you don’t have access to this, you could try the general advice outlined below.
  2. Insert the key into the ignition and turn it to the 'On' position without starting the engine.
  3. Leave the key in this position for about 10 minutes, then turn it to the 'Off' position.
  4. Repeat this two more times.
  5. Turn the key to the 'On' position one last time, and it should be programmed.

First, check the battery and replace it if necessary. If the key fob still doesn't work, it may need reprogramming. Contact a professional locksmith or your dealership for help.

Yes, many professional locksmiths offer car key programming services. You’ll often find this is a more cost effective option that going to your dealership.

Typically it takes between 30 minutes to an hour to reprogram a car key. This may vary depending on your car’s make and model.

Car key reprogramming may be covered under your vehicle's warranty, but it depends on the terms and conditions. Check with your warranty policy for specific details.

Reprogramming can fix software-related issues with the key fob, but it won't repair physical damage. If the key fob is damaged, you may need to replace it entirely.

Reprogramming a car key makes sure that only authorised keys can start the vehicle. It can also resolve some of the issues attached to lost or damaged keys, giving you peace of mind and convenience.

Reprogramming a used car key is possible depending on the make and model of your vehicle. Check your vehicle's manual or consult with a professional to find out if it’s possible for your car.

Prevent key fob issues by avoiding moisture exposure, replacing the battery regularly, and handling your key with care.

Most modern cars with electronic key fobs or transponder keys can have their keys reprogrammed. However, older vehicles with traditional keys may not have this feature.