Car Diagnostics | Book a Car Diagnostic for your BMW

£162.58

Average price for this repair for your Bmw in the last 30 days^

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 BMW

We’ll come to you at home or work

RAC Mobile Mechanic for your BMW

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 BMW

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

Diplock Fuel Injection Services Ltd

5.0/5

We at Diplock Fuel Injection Services Ltd are a professional and friendly company based in Hailsham. Established since 1985, with individuals having over 50 years experience our car mechanics offer an array of car maintenance services. We specialise in diesel fuel injection and MOT testing, and can offer a comprehensive selection of repair work. We have built up a highly sought-after reputation and we come highly recommended by people in the trade. We also pride ourselves on offering very good rates on MOT tests; so please contact us for an unbeatable price!

Unit 3/4 Avocet Way, Diplocks Way, Hailsham, BN27 3JF

Durley Garage & MOT Centre Ltd.

5.0/5

Durley Garage and MOT Centre have been catering for all car and light vehicle repair services in the Wirral since 1992 and we have over 38 years of continuous experience in the trade. The team consists of 7 qualified members of staff, please see a brief detail of the staff below. Graham Malam - Director and TechnicianStarted the company up along with his business partner and has been in the trade since 1974. Graham covers the majority of areas in the business he is an accredited motor engineer and a qualified City and Guilds technician. Greg Maxwell - Director and Technician Started the company with Graham in 1992 and covers majority areas in the business. He is an accredited Motor Engineer and qualified City and Guilds technicianIan Malam - Senior TechnicianHas been with the company since 1992 and is qualified City and Guilds technician. Ian is a specialist in Ford vehicles. Chris Halsey - TechnicianHas been with us since school when he joined us as an apprentice and he is now fully qualified technician specialising in Major engine repairs and gearboxes. He has achieved NVQ Level 3 City and Guilds. Office Staff Neil Malam - Service Manager and Diagnostic Specialist Has been with us since 2002 and he controls all aspects of work load, reception queries and accounts. He is a computer diagnostic specialist. All of our technicians are main dealer trained and fully accredited.

3 Prenton Way, North Cheshire Trading Estate, Prenton, CH433DU

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

Performance 3000 RAC Yeovil

4.8/5

Performance 3000 are the RAC approved garage for Yeovil and the surrounding areas in Somerset. • We use Bosch KTS (some of the most advanced equipment in the world) as our primary source of diagnostic equipment. • We only fit genuine Bosch or original specification equipment • We work to approved and audited codes of practice • Our Code of Practice is approved by the Trading Standards Institute • Our technicians are comprehensively trained by Bosch • We only ever carry out work with your permission • We provide a quotation before we start any work • We keep your old parts so that you can see that the work was necessary • We use industry approved times when calculating how much labour to charge so that you know the price you pay is fair • Our technicians are comprehensively trained and document every procedure. • We are able to assist with the collection and return of vehicles, wherever possible We offer services which other garages and main dealers are unable to: • Our in-house rolling road enables us to diagnose and test vehicles in our workshop just as if they were driving along a road • We hand-make stainless steel exhaust systems on your car whilst you wait • Our in-house machine shop allows us to fabricate various items on-site

40 Buckland Road, Pen Mill Trading Estate, Yeovil, BA21 5HA

Essex Automatic Transmission Ltd

4.0/5

We are Essex Automatic Transmission Ltd, A leading gearbox manual/automatic repair specialist in Harlow and surrounding area for over 30 years. We have a small, fully qualified and trained team to stay up to date with the advancing technology in the automotive industry to carry out all types of repairs on your vehicle, including preparing your vehicle for a MOT We make sure we have the right discussion with you, both before and after we work on your car. We can offer a free of charge courtesy vehicle subject to availability or a collection and deliver service in the local area We are based in Bush Fair in Harlow and have recently moved here to cater for our growing business, why don't you pop in and say Hello to us @ Unit 2 The Fairway Bush Fair Harlow CM18 6LY

Unit 2 The Fairway, Bush Fair, Harlow, CM186LY

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.