Car Diagnostics in Cowfold, Horsham

Dealer-level fault diagnosis using Snap-On Zeus and Topdon Phoenix equipment to find the real cause behind a warning light.

Modern vehicles run on complex electronic systems, and finding a fault without the right equipment is guesswork. We use Snap-On Zeus and Topdon Phoenix diagnostic tools, among the best available, to read your vehicle's ECU, interpret the fault codes properly and identify what is actually wrong.

Dashboard warning lights, whether engine management, ABS or airbag, are your car telling you something needs attention. Ignoring one rarely makes it go away and often makes the eventual repair more expensive.

Reading a code is the easy part. The skill is in interpreting it: a code points at a symptom, not always at the failed component. Our technicians use the diagnostic data alongside their own experience to work out the underlying cause, then recommend the fix that actually resolves it.

The same dealer-level diagnostics suite supports the rest of our work, from engine management and air conditioning faults to airbag, steering and electrical systems.

  • Snap-On Zeus and Topdon Phoenix diagnostic tools
  • Dealer-level diagnostics suite
  • Fault codes interpreted, not just read out

To find out more about diagnostics in Cowfold, Horsham, give us a call on 01403 864123 or send us an online enquiry.

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Book Your MOT

Class 4 MOT £54.85. Enter your reg, pick a time and you’re booked — confirmed by email and text.

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Book a Service

Oil & filter service, brake fluid, coolant, air-con, alignment and more — straight into our diary.

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Repairs & Quotes

Brakes, suspension, clutches or a noise you can’t place — tell us what’s wrong and we’ll quote.

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Call or WhatsApp

Monday to Friday, 8am–6pm. Ring the workshop or message us and we’ll look at the diary with you.

01403 864123 »

Our Location

Find Us

Unit C7, Oakendene Industrial Estate
Bolney Road
Cowfold, Horsham
West Sussex
RH13 8AZ
01403 864123

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Opening Times

Monday08:00 – 18:00
Tuesday08:00 – 18:00
Wednesday08:00 – 18:00
Thursday08:00 – 18:00
Friday08:00 – 18:00
SaturdayClosed
SundayClosed
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