Diagnostics| Sompting, West Sussex

Audi Fault Finding

Engine warning light or EPC light on, gone into limp mode, or your Audi just not driving the way it should? Our Audi specialists at Cedar Garage German Car Specialists in Sompting, just outside Worthing, use Audi-specific diagnostic equipment and manufacturer data to find the real cause, then explain it clearly and give you a quote before any repair work starts.

Dealer-Level Equipment

Why Choose Cedar Garage for Audi Fault Finding?

Reading a fault code is only the start. A code tells us which system has spotted a problem, not always what has caused it, so accurate Audi fault finding means reading live data, testing sensors and wiring, and using the experience of technicians who work on Audis every day. That's how we avoid guesswork and stop you paying for parts you don't need.

For Audi diagnostics, our technicians use the same level of equipment as the main dealers, and we have fixed faults on cars that other garages, and on occasion dealers, couldn't. We look after the whole range, from the A1, A3 and A4 to the A6, Q3, Q5, Q7, TT and e-tron, for drivers across Worthing, Lancing, Shoreham and the surrounding area. If your Audi isn't safe to drive, we can collect it and deliver it back to you, and we can provide a hire car while it's with us. We'll never spend more of your money without your approval.

Audi on the ramp for fault finding at Cedar Garage German Car Specialists, Sompting

Audi Warning Lights and Faults We Investigate

From an engine warning light, EPC light or flashing gearbox warning to a car that's in limp mode, has lost power or has an electrical fault that comes and goes, our Audi fault finding covers every system on your car. These are some of the most common problems we're asked to track down.

Engine warning light & DPF faults

EPC light

Limp mode & loss of power

Gearbox & S tronic warnings

AdBlue warnings

Brake & ABS warnings

Air suspension & steering faults

Electrical & lighting faults

Tyre pressure warnings

Battery drain & flat batteries

Other Audi Services We Specialise In

Once we've found the fault, we can put it right and keep your Audi running at its best with our other specialist Audi services.

Audi MOT testing at Cedar Garage in Sompting
DVSA-Approved Testing

Audi MOT

A warning light can mean an MOT failure. Our DVSA-approved testers carry out Audi MOTs every week, and if a fault shows up we can find and fix it in the same visit.

Audi servicing at Cedar Garage German Car Specialists in Sompting
Manufacturer Schedule

Audi Servicing

Many faults can be prevented with the right maintenance. We service Audis to the manufacturer's schedule using the correct oil and quality parts, and update your digital service record.

Audi repair after fault finding at Cedar Garage in Sompting
Dealer-Level Fixes

Audi Repairs

When our fault finding pinpoints the problem, our technicians repair it to main dealer standard, from water pumps and sensors to S tronic gearboxes, air suspension and complex electrical faults.

Ready to book your Audi diagnostic check?

Book online or call our German Car Specialists on 01903 830303 and we'll get to the bottom of what's wrong with your Audi.

Collection & Delivery

If your Audi isn't safe to drive, we can collect it, bring it to our workshop and deliver it back to you once the fault has been found and fixed.

Hire Cars Available

Need to stay on the road? Ask about a hire car while we find and fix the fault on your Audi.

Wait in Comfort

Relax in our waiting area with free Wi-Fi and a hot drink while we carry out initial fault finding checks.

Case Studies

Recent Audi Faults We've Fixed

Technician carrying out Audi fault finding at Cedar Garage
Frequently Asked Questions

Audi Fault Finding FAQs

How much does Audi fault finding cost?

We start with an initial fault finding check at a fixed price, which we'll confirm when you book. If the fault needs more time to track down, we'll always ask you first.

How long does Audi fault finding take?

Many faults can be found within an hour or two, and you're welcome to wait. Some take longer to track down, so we'll keep you updated, and a hire car is available if you need one.

Can I drive my Audi with the engine warning light on?

If the light is steady and the car feels normal, you can usually drive gently, but book it in soon. If it's flashing or the car has lost power, stop as soon as it's safe and give us a call.

Why is the engine management light on in my Audi?

There are lots of possible causes, from a simple sensor fault to something more serious. The only way to know for sure is proper fault finding, so book your Audi in and we'll find the cause.

What does the EPC light mean on my Audi?

The EPC light means your Audi has spotted a fault that can affect engine power, so the car may feel sluggish. Book in soon and we'll find out what's causing it.

My Audi has gone into limp mode or lost power. What should I do?

Limp mode is your Audi protecting itself after spotting a fault, so it cuts power. Drive gently and only as far as you need to, then book it in and we'll find the cause.

Why is the gear indicator flashing on my Audi?

This usually means your automatic gearbox has spotted a fault and gone into a safe mode. Don't ignore it. Book your Audi in and we'll find out what's wrong.

What does the AdBlue warning mean on my Audi?

If the warning goes away after topping up, there's nothing to worry about. If it stays on or starts counting down the miles, there's a fault and the car may not restart once it reaches zero, so book in and we'll find the cause.

My Audi's air suspension has dropped. What's wrong?

If your Audi is sitting lower than usual, there's likely a leak or fault in the air suspension. It's safest not to drive it far, so give us a call and we'll advise on the next steps.

My Audi has an intermittent fault. Can you still find it?

Yes. Faults that come and go can be tricky, but your Audi keeps a record of them even after the light goes out. Book in and we'll track it down, and we'll talk you through the options if it needs more time.

Do I need to go to the main dealer for software updates or coding?

No. We can carry out software updates, coding and programming on Audis here, so your car can be diagnosed, repaired and coded in one place.

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Ryan Kerr profile picture
Ryan Kerr
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Took my Tesla Model 3 to Cedar Garage on Tarring Road after an aftermarket body kit's rear diffuser brake light caused hyper-flashing when braking and indicating. Jake was fantastic-he diagnosed the wiring issue quickly and had it sorted on the spot. I was back on the road in under an hour with everything working flawlessly. Jake is a top bloke: friendly, informative, and skilled. Outstanding service!
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Russell Anthony profile picture
Russell Anthony
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Professional service, good communication, affordable, highly recommended.
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John olley profile picture
John olley
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Excellent efficient services carried out by nice people. Would recommend this company who take a pride in looking after their customers.
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Dorothy Smith profile picture
Dorothy Smith
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I feel fortunate to have found Cedar Garage to look after my car. It’s always good to be able to trust the skill, care and attention given as well as friendly communication and advice. They collected and returned my vehicle too, what’s not to like?
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John Rawlings profile picture
John Rawlings
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I have used Cedar Garage for a number of years and this is because in that time I have always been entirely satisfied with the work carried out. The work carried out is of a high standard, competitively priced and is combined with a good customer service
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K Mitch profile picture
K Mitch
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Polite & efficient service from cedar I would recommend these guys for your automotive needs
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Kathryn Masters profile picture
Kathryn Masters
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I use Cedar Garage as the staff are polite informative and friendly. They explain and show you the work that has been done. Always keep you informed on any faults they find. Excellent service.