Service, Repairs & MOT

Car diagnostic in Exeter

Book an RAC Mobile Mechanic and we’ll come to you at home or work.

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

£75.67

Average price for this repair in Exeter 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 Exeter

Our top pick

RAC Mobile Mechanic in Exeter

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.

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.
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:

We diagnose and repair clutch issues – whether your clutch is heavy or slipping, or you’re having trouble changing gears.
We check and correct alternator faults to keep your charging system running smoothly.
Oil is vital to a healthy engine, so it’s important to change it regularly.
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 Exeter

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

F&M Autocare

5.0/5

F&M Autocare is newly established business with over 50 years of experience in the motor trade. Dave, Paul & Dan can guarantee your car is in the right hands and will be back on the road in no time. We offer a free courtesy car or collection and delivery from home or your place of work. Covering all aspects of automotive repairs including servicing, timing belt replacement, clutches, brake inspection and Aircon Servicing. We also undertake all bodywork repairs from small dents to accident damage. Using only OE quality parts with all our work guaranteed you can relax and let us deal with the stress of fixing your vehicle.
Unit 1 South View Industrial Estate, Willand, Cullompton, EX152QW

Hardacres Garage.

4.9/5

Hardacres Garage is a family owned and operated business in the heart of Mid Devon serving the local community of Tiverton and the surrounding area. We pride ourselves in being open and honest. Our work is carried out by qualified mechanics who specialise in BMW, Land Rover and Isuzu's. All types of work is carried out including fabrication and welding, servicing and repairs of all makes of Cars Vans and 4x4s.
29-31 Leat Street, Tiverton, EX165LG

Downs Motors

4.9/5

Downs Motors is an independent family run Garage in Ottery St Mary, Devon. In a nutshell, this is what we can do for you: MOT/ Repairs Work Fault testing and diagnostics using our high-tech testing equipment. We can service all makes and models of car, in line with manufacturer recommendations or even basic oil services. Exhausts, tyres and brakes. Cam belt, Aux Belt and Water Pump replacement. And much more..
Mill Street, Ottery Saint Mary, EX111AB

Foxhayes Garage

4.1/5

Established in 1981 based in Exeter, Foxhayes garage is a family owned and run business and between our team of highly trained technicians/mechanics have over 100 years of combined experience working on motor vehicles of all makes and models. We have all of the latest diagnostic equipment and up to date modern vehicle ramps, so we are well equipped to pinpoint diagnose and then repair any issues your vehicle may have. We also offer specialty carbon cleaning which can have several benefits for your vehicle including improved exhaust emissions, improved engine efficiency, significantly improved compression, prolonged engine life and increased performance, improved mpg, cut emissions and more. All labour and parts we provide will also be covered by a 12-month warranty to give you peace of mind. We look forward to hearing from you and for more information on the full range of services we provide please visit our website: WWW.FOXHAYESCARSALES.CO.UK
127 Exwick Rd, Exeter, EX4 2BH

MillTop Motors

4.0/5

Are you looking for a team of trustworthy, fully qualified, and experienced mechanics? Then Milltop Motors are the ones you can trust most. With over 10 years’ experience in the local area, we have built on our reputation of being a friendly, affordable, and trusted team of professionals. From vehicle performance upgrades to bespoke fabrication, we are certainly not limited to what we can do for you. So, if your vehicle is long overdue some well-deserved upgrades and servicing, be sure to give us a call. www.milltopmotors.com
Unit 1 Bond House Lane, Whitestone, EX42HF

Frequently asked questions on car diagnostics

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.

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.

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.

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

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.

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.