
Auto Electrical Services
Belfast, Northern Ireland
EMERGENCY CALL OUTS ONLY!

Dive into our comprehensive range of services designed to keep your vehicle modern, safe, and running at its best.
Engine ECU / BSI Control Modules:
The brain’s behind your vehicle’s performance, intelligence, and total control of its electrical systems, our services ensure your ECU and BSI Modules are configured, up to date, and fault free.
Oscilloscope Diagnostics:
We excel in oscilloscope diagnostics. Our state-of-the-art equipment allows us to delve deep into your vehicle’s electronic systems, identifying and addressing electronic & mechanical issues with precision count on us for accurate diagnostics too keep your vehicle performing at its best.
Reverse Cameras & Parking Sensors:
Parking in tight spots or reversing with confidence has never been easier. We install reverse cameras and oem parking sensors, making sure you’ve got eyes and ears everywhere you need them.
Hands-Free Units:
Stay connected without missing a beat. Our hands-free units let you take calls, stream music, and more, all while keeping your hands on the wheel and eyes on the road.
Engine Management Diagnostics:
Our advanced technology helps pinpoint and resolve issues related to turbos, fuel efficiency, emissions, and overall engine health. Cars today are as much about software as hardware. Whether you need diagnosis, programming or coding services, we should be able to help you!
Peter Cole2025-01-22 Brilliant job from One Stop Autos. Found and solved an electrical problem and very quick and efficient service. Very affordable and easy to pay. Good to find this mechanic and will definitely use again 10/10 Stuart Adams2025-01-10 Marty.. absolute legend. My work van wouldn’t start, problems were worse than we thought but couldn’t get the van towed due to tight driveway. This guy worked at it all day and wouldn’t be beat… it was -2 degrees all day and the guy got me and my small business up and running again. Nothing was too much trouble, really nice guy. Can’t recommend him enough. Thanks Marty!! Stuart Newstead2025-01-08 Martin was professional and clearly knows what he's doing. Kept good communication throughout and solved problem in good time. Would recommend Margaret Brady2025-01-07 Went to this young man had been having so much trouble with my car told him everything and within less than two days got my car back all fixed couldn't ask for better service so professional explained everything to me I was so happy with is service .I would recommend one stop autos to anyone can't praise him enough a big thanks to him Mark McCague2025-01-02 Great service! Would definitely recommend R Devlin2024-12-14 Marty has been doing all work ever needed on my car last 4 years, wouldn't go anywhere else Recently had engine trouble he was kind enough to look at it next day and had it running like a new car that night. He is a genuine mechanic and very knowledgeable. I highly recommend him ross hourican2024-12-06 top class service all round. marty helped me out big time on monday went above and beyond expected to get my car sorted with a new battery. everything 10/10 would recommend to anyone. Ill definitely be giving him a call next time something goes wrong with the car. Again very grateful for his service very professional. top man, cheers lad. Conal Walsh2024-12-04 Very knowledgeable great service. Communication during every step. Very happy. Bonnie Shawcross2024-12-01 Wonderful service, extremely thorough and professional, every part explained and very reasonably priced. Thank you!
Choose One Stop Autos?
Reliable
We know the importance of excellent customer service. So, you can rely on us to adhere to honest timelines, and complete any work you require to the highest standards.
Affordable
On average our repairs & servicing are 1/3 of the cost in comparison to main dealer prices
Market research for n.ireland confirmed that the cheapest price found to employ a skilled Level 4 Advanced Diagnostic Technician in a dealership was £148+ VAT per hour…
Our price per hour of diagnosing is £75 all in!
Guaranteed
We ensure that all parts we use are high quality, OEM parts and they come with a 1-year warranty.
A Quality based service in Belfast, Northern Ireland
We specialise in the testing and repair of components such as window regulators, on-board computers, climate control systems, engine management sensors to name a few.
So, whatever the problem is, give us a call and we will aim to get it sorted, in the quickest and most cost effective time frame possible.
We can send a Level 4 Advanced Diagnostic Technician to your location, equipped with the most modern diagnostic equipment and skills to investigate almost any electrical issue on your vehicle .
We can also supply and fit new electrical equipment such as parking sensors, reverse cameras, Gaming Stations, fridges & even TV’s…
Have a light on your dashboard that is causing concern?
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We specialize in EV & Hybrid vehicles & offer a range of services for your needs!
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Need your fleet of vehicles maintained & looked after? Get in touch with us.