Book a Car Diagnostic in Wednesbury

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.

From central Wednesbury to surrounding areas including Hill Top, Ocker Hill, Mesty Croft and Friar Park, RAC Mobile Mechanics offer a convenient way to get a diagnostic at home, with a friendly service and clear updates.

Close up of an RAC Mobile Mechanic underneath a car

Our top pick in Wednesbury

We’ll come to you at home or work

RAC Mobile Mechanic in Wednesbury

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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.

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

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.

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.

Average cost of a vehicle diagnostic by car make^

The RAC charges a flat rate for the cost of a car diagnostic but prices may change due to inflation. According to RAC data, the average cost of a car diagnostic is £87.

Make	Average price
Ford	£105
Vauxhall	£105
Volkswagen	£105
Peugeot	£104
Mercedes-Benz	£104
Nissan	£106
BMW	£107
Audi	£106
Renault	£104
Citroen	£104

^Average price quoted for RAC Mobile Mechanics from 01/01/25 to 31/03/25.

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

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

N and V Automotive LTD

5.0/5

At N and V Automotive Ltd, we are proud to serve drivers in Tipton with a complete range of garage services. With over 15 years of experience, we combine technical expertise with a customer-first approach to deliver outstanding results every time. Our goal is to make every visit stress-free and ensure your vehicle receives the care it deserves. We understand that your car is essential to your daily life, which is why we offer services designed to keep it running smoothly and safely. Whether you need an MOT, servicing, or repairs, our team ensures your vehicle is safe, reliable, and performing at its best. We offer a full range of garage services designed to keep your car running smoothly: MOT Testing – Thorough checks to keep your vehicle road legal and compliant. Servicing – Interim, full, and major services tailored to your needs and driving habits. Repairs – From clutch replacements to general mechanical fixes, we handle it all. Diagnostics – Using Autel and Bosch KTS equipment for accurate fault detection and quick solutions. Added Convenience for Every Visit We make your life easier with: Free refreshments (tea & coffee) while you wait Comfortable waiting area designed for your comfort Free Wi-Fi so you can stay connected 10% discount for NHS staff as a thank you for their service

Unit 4A, Alexandra Industrial Estate, Locarno Road, Tipton, DY49SJ

Certified Repair Centre Ltd.

5.0/5

Certified Repair Centre Ltd. – Multi‑Award Winning Garage Excellence At Certified Repair Centre Ltd., we set the benchmark for independent garages in the UK. Proud winners of the 2025 Best Garage Award in the West Midlands, we are recognized for our technical precision, customer-first approach, and consistent delivery of outstanding results. We are trusted members of the RAC, Assurant, Cazoo, and Close Brothers approved garage networks, and are warranty-approved repairers for leading providers. Our reputation is built on transparency, integrity, and advanced expertise, making us the go-to choice for both customers and warranty partners. Every vehicle we service undergoes thorough diagnostics, no matter how big or small the job. Using specialist tools and cutting-edge technology, we can diagnose and resolve even the most complex issues. Our goal is always to provide long-term, cost-effective solutions tailored to each customer’s needs. Our personalized programming services are in such high demand that they are used by service garages across the UK, further establishing us as a trusted technical authority. Our Specialisms Warranty Repairs Timing Chains & Belts ECU Programming DPF / EGR / AdBlue Solutions Maintenance & Servicing Engine Rebuilds & Upgrades Brake Repairs & Replacements Clutch Repairs & Replacements Suspension & Steering Systems Gearbox Diagnostics & Repairs Battery & Charging Systems Air Conditioning Servicing & Repairs Exhaust Systems Electrical Fault Diagnosis Achievements & Recognition: Winners of the 2025 Best Garage Award in the West Midlands. Consistently rated 5 stars on FixMyCar, with recognition as a regional top performer. Multi-award nominations for excellence in customer service and technical expertise. Trusted by national warranty providers and service networks. We are proud to offer exclusive diagnostic and software solutions that are not available elsewhere, setting us apart as a true industry leader. Please Note: While we do not currently offer MOTs in-house, we can arrange appointments at trusted local garages at competitive rates.

Unit 26 Downs Road, Willenhall, WV132PY

CCUK Sports & Performance LTD

4.8/5

AA Approved Repairer. RAC Accredited Repairer. Blue Light Discount Available. Up to 30 Years Experience throughout the whole company. All Mechanical Work undertaken. We offer collection & Delivery service. We cover the whole of the UK with our transport department (Fleet of Recovery Trucks 'in-house'). Air-Conditioning Re-Gas 'in-house'. Tyre Service available, all sizes & brands (Supply & Fit). MOT's Available. All Warranty Work undertaken. We work with all warranty providers. Alloy Wheel Refurbishment available. Diagnostics Available. Payment Assist Now available to spread the cost over 3, 4 or 6 Months at a 0% Rate. Clutch Specialist Ford 'WETBELT' Specialist

182 Pleck Road, Walsall, WS29EU

James Price's Garage.

We offer a reliable and friendly garage service to all our clients. Our team of technicians can also provide honest and professional advice. We pride ourselves on our customer service which has led to our reputation as one of the top car garages in Walsall. Visit us today to find out more.

Pool Street, Walsall, WS12EN

PS (2009) Limited

Unit 1 Hurst Lane, Tipton, DY4 9AB

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.