Car Diagnostics | Book a Car Diagnostic in Leicester

£653.74

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

Trustpilot rating for all RAC Mobile Mechanics.

Why choose the RAC for a car diagnostic?

At the RAC, we've got over 125 years' experience helping UK drivers. We have the skills and knowledge to keep your vehicle running.

Plus, with RAC Mobile Mechanics, you can avoid the hassle of taking your vehicle to a garage when you need a repair. We’ll come to you, at your home or work.

Close up of an RAC Mobile Mechanic underneath a car

Our top pick in Leicester

Our top pick

RAC Mobile Mechanic in Leicester

At the RAC, we’ve got over 125 years’ experience in offering complete peace of mind to our members. We’re best known for our breakdown service. And now – our new RAC Mobile Mechanics are here to help make every day motoring easier. If you need a service or repair, they’ll come to you at your home or work.

Book a car diagnostic

Our mobile mechanics will spend up to 30 minutes checking your car for faults and talk you through any repairs you might need and give you a report for your records. There are various ways we can check for faults, which could include plugging in to check your car’s onboard engine management system.

OEM quality parts

We use original equipment manufacturer (OEM) standard parts, which means every new part will be the same standard and same quality as the original part it replaced.

Mechanics you can trust

Our mobile mechanics are friendly, honest, and backed by the RAC.

Close up of an RAC Mobile Mechanic running a vehicle diagnostic check

Book a repair

It’s easy to book a car repair online. We bring the garage to you with RAC Mobile Mechanics, or find a trusted local garage. Common repair jobs include:

Clutch Replacement

We diagnose and repair clutch issues – whether your clutch is heavy or slipping, or you’re having trouble changing gears.

Alternator repair

We check and correct alternator faults to keep your charging system running smoothly.

Oil change

Oil is vital to a healthy engine, so it’s important to change it regularly.

Brake pads & Discs

If your brakes are making noise or you’re noticing reduced stopping power, it’s likely time to replace your brake pads or discs.

And it’s not just car diagnostics that we do in Leicester

Mobile mechanics bring the garage to you, saving you the hassle of getting your car to a garage. If you need a service or repair, they’ll come to you at your home or work.

Try one of our RAC Approved Garages

View all garages

St Georges Autocentre Ltd

5.0/5

St Georges Autocentre Ltd

24 St Georges Way, Leicester, LE1 1SH

Kingz Auto Centre ltd

5.0/5

Kingz Automotive, Your One Stop Car Shop for Repairs and Customisations. Services we offer: - MOT's - Service - Tyres - Clutch - Alignment - Suspension - Exhausts Customisation: - Car Wrapping - Window Tinting - Roof Starlight - Upholstery - Ambient Lighting - Screen Upgrades - Immobiliser/Trackers - ECU Remapping

263-265, Aylestone Road, Leicester, LE27QJ

STL Service Centre

4.6/5

If you want your car to be looked after by highly experienced mechanics you can trust then choose the STL Service Centre—Leicester’s leading garage for more than 25 years. Our professional team of friendly mechanics are renowned for the high-quality car maintenance they deliver every time. To find out more about how we can help you, call us now onorOr contact us here. WHY CHOOSE THE STL SERVICE CENTRE? Besides providing outstanding service and expert advice at great prices, the STL Service Centre offers: Car servicing Car repairs Tyre replacement MOTs from £35 CAR MAINTENANCE YOU CAN TRUST For the past five years, the team at STL have been members of the Good Garage Scheme, which requires us to adhere to a strict code of conduct. This helps us to provide superior car maintenance services and gives our customers the peace of mind that they will always receive high quality work from our expert team.

132, Fosse Road South, Leicester, LE30JT

Dsr Autos Limited

4.5/5

If you’re looking for affordable quality work carried out by skilled technicians and delivered with great customer service in Leicester then you’re in exactly the right place. We are one of the leading independent motor vehicles repair specialist garages in Leicester. If you need a motor vehicle service, MOT or car, van and Lcv repair in the Leicester area for all range of manufacturers’ vehicles, our friendly local technicians are here to help today. DSR Autos Limited are approval by the AA & RAC Garage Network & audited so you can can be sure both you and your car will enjoy a top-notch service giving you total peace of mind every time. **RAC approved garage network works to the RAC customer charter. A code of conduct which has been approved by the Chartered Trading Standards Institute so you can be absolutely confident that you’re in safe hands. We look forward to seeing you with your beloved vehicles MOT and repairs Our Services: Petrol, Diesel, hybrid & EV Testing Timing Belts replaced Air Con Regas/repair Brakes & Clutches Suspension & Steering Car Servicing & Repair Exhaust & Batteries Welding Mot Class 4 & 7 Arrange Used Cars Sales Finance Extended Warranty Payment Assist/ 0% interest free payments. Diagnostics Mercedes, BMW, And Mazda VAG Group Digital Service Available with Genuine Parts ( price available on request ) Repair Centre: Opening Hours: Monday to Saturday 08.30am to 06.00pm Used car sales: Opening Hours: Monday to Saturday 08.30am to 06.00pm and sunday 11.30 am to 04.30pm sunday is by appointment only. We only use quality replacement parts. All our workmanship is guaranteed with 12 months of parts and labour.

17 Layton Road, Off A47 Uppingham Road, Leicester, LE50PU

IN'n'OUT Autocentres Leicester

4.1/5

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!!

257 Belgrave Gate, Leicester, LE13HU

Frequently asked questions on car diagnostics

How much does it cost to diagnose a car problem?

The cost you pay can vary depending on the type of car and how complicated the diagnostic test. Check with your mechanic for a quote.

Is a car diagnostic test worth it?

Yes, a diagnostic test may save you a lot of money. It finds issues early before they become costly repairs. It can also keep your vehicle running efficiently and safely.

Can I do a car diagnostic myself?

While you can buy a diagnostic tool, interpreting the results needs expertise. It’s best if you to have a professional mechanic perform the test.

How long does a car diagnostic test take?

Diagnostic tests take from 30 minutes to a few hours. This depends on what issues are being looked at.

What are common car diagnostic codes?

Common diagnostic trouble codes include:

P0300: Random/Multiple Cylinder Misfire Detected
P0420: Catalyst System Efficiency Below Threshold
P0171: System Too Lean (Bank 1)

These are general examples, so your car may have different codes. Always check with a mechanic so you get an accurate diagnosis.

Is a car diagnostic test necessary for a service?

Yes, they are. Regular diagnostics can help keep your car in good health. It makes sure that underlying issues are addressed quickly, so you can drive with peace of mind on the road.

Again, keep in mind that mechanics might have their own checklists. Chat with your mechanic to be sure that they address any specific issues you have.