Car Diagnostics | Book a Car Diagnostic for your Honda

Trustpilot rating for all RAC Mobile Mechanics.

Why choose the RAC for a car diagnostic?

With RAC Mobile Mechanics, you can avoid the hassle of taking your vehicle to a garage. They can do a vehicle diagnostic check on your driveway, so you don't even need to leave the house.

When it comes to diagnosing issues with your vehicle, our friendly expert mechanics are here to help. We use state-of-the-art diagnostic equipment to accurately identify any problems, ensuring your vehicle runs smoothly and safely. The price includes the diagnostic service – no hidden costs. Just friendly, honest experts.

Close up of an RAC Mobile Mechanic underneath a car

Our top pick for your Honda

We’ll come to you at home or work

RAC Mobile Mechanic for your Honda

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.

A customer tending to her garage with an RAC Mobile Mechanic in the background

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 for your Honda

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.

A close up of an RAC mobile mechanic looking under the hood of a car

Try one of our RAC Approved Garages

View all garages

IN'n'OUT Autocentres Spalding

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 Spalding autocentre can also MOT testing for class 4, 5 & 7 vehicles. 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!!

Warden Tree Lane, Pinchbeck, Spalding, PE113UG

N. Scott Autos

4.7/5

N. Scott Autos are a RAC Approved Garage with 5* Customer Reviews. We have an experienced & trusted team. As one of our previous WhoCanFixMyCar customers said, we carry out 'masterful' work at very competitive, honest prices. We are a family business and our reputation is everything to us. We turn things around quickly and make sure the job is done perfectly each and every time. Free courtesy vehicles available. Please see our social media & website for more 5* reviews.

Unit 1, Frilford Farm, Hinton Rd, Longworth, Abingdon, OX135EA

Lovells Garage

4.9/5

Lovells Garage 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..

Brook Street, Ottery Saint Mary, EX111EZ

A1 Motorsports Ltd

5.0/5

At A1 Motorsports ltd, we pride ourselves in repairing vehicles to a satisfactory standard. Using our knowledge and diversity of skills, our services we offer range from Servicing too full engine rebuilds including timing chains and timing belts Based in Longfield/Dartford, with the necessary tools needed to repair a large variety of vehicles.

Chalk Croft Transport Yard, Longfield, Kent, DA28DX

Vehicle Solutions Cheltenham

4.8/5

We've been providing a complete range of services for your vehicle since 1997 and have helped thousands of happy clients across Cheltenham and Gloucestershire. We have 16 fully trained technicians and make a courtesy car available for every customer. We're your 'one stop shop' garage, meaning you don't need to go anywhere else to maintain and enhance your car. Whether you need your annual MOT ticking off your list, a regular service or have something that requires fixing, we offer great value and service for any vehicle. And if you're looking for new tyres, have some alloy wheels to refurbish or need your car cleaning, then we can provide these for you too. We also specialise in body repairs and carry out work for most of the local main car dealers. If you are looking for a comparable quote for your insurance claim or just need your vehicle to looks its best again after an accident, get in touch to find out how we can help.

Hayricks Wharf, Tewkesbury Road, Cheltenham, GL51 9DR

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.