12 Enterprise Road, Bangor, BT19 7TA

Engine Diagnostics Bangor Northern Ireland

At Protech NI, we provide professional engine diagnostics in Bangor, Northern Ireland. Modern vehicles are packed with advanced technology, and when a warning light appears on your dashboard, it requires specialist equipment and expertise to identify the cause.

Our dealership-trained Master Technicians use genuine dealer-level diagnostic systems — including VAG’s ODIS for Volkswagen Audi Group and Jaguar Land Rover’s SSD & DoiP VCI tools — to quickly pinpoint faults and recommend the right repairs.

Whether it’s a check engine light, electrical fault, or performance issue, Protech NI provide accurate diagnosis and expert solutions for Jaguar Land Rover, Range Rover, Volkswagen Audi Group, and all makes and models.

Our Engine Diagnostic Services

At Protech NI, we carry out comprehensive diagnostic testing to keep your vehicle safe and reliable.

Warning Light Diagnostics

From engine management to ABS, airbag, and DPF warning lights, we quickly identify the fault and provide clear solutions.

Performance & Starting Issues

Loss of power, poor fuel economy, or starting problems are common. Our Master Technicians trace the cause and repair it efficiently.

Electrical Fault Testing

Modern vehicles rely on complex electrical systems. We use dealer-level tools to detect wiring faults, sensor failures, and module errors.

Hybrid & Electric Vehicle Diagnostics

With IMI Level 3 & 4 training, our team are qualified to diagnose and repair hybrid and electric vehicles, including Jaguar Land Rover and Volkswagen Audi Group models.

Common Faults We Diagnose

In the UK, some of the most common vehicle faults requiring diagnostics include:


  • Engine management light (EML) issues
  • DPF blockages on diesel vehicles
  • ABS and brake system warnings
  • Airbag light faults
  • Sensor failures (oxygen sensors, crankshaft, camshaft)
  • Battery drain and electrical module faults


At Protech NI, we don’t just read error codes — we trace the root cause and explain exactly what needs fixed.

Why Choose Protech NI for Engine Diagnostics?

Dealer-Level Diagnostic Tools

We use the same systems as main dealers, ensuring precise and accurate fault-finding.

Experienced Master Technicians

Our team are manufacturer-trained specialists with decades of experience in advanced diagnostics.

Independent Local Garage

Based in Bangor, we serve drivers across North Down, Ards, and Northern Ireland.

Clear Advice & Honest Pricing

We explain faults in plain language, show you photos and videos, and only carry out repairs with your approval.

About Protech NI

Located at 12 Enterprise Road, Bangor, Protech NI is trusted by drivers across Northern Ireland for expert diagnostics and repairs. With over 75 years of combined experience, our Master Technicians deliver dealer-level standards for all makes and models, specialising in Jaguar Land Rover and Volkswagen Audi Group.

Book Your Engine Diagnostics in Bangor

If you’ve noticed a warning light, electrical fault, or performance issue, trust Protech NI for accurate engine diagnostics in Bangor, Northern Ireland.

FAQs

FAQs – Engine Diagnostics Bangor

Why has my check engine light come on?

It could be triggered by many issues, from a faulty sensor to a serious engine fault. Diagnostics will identify the exact cause.

Do you only work on Jaguar Land Rover and Volkswagen Audi Group vehicles?

No — while these are our specialist brands, we diagnose and repair all makes and models.

Do I need diagnostics if my car seems to run fine?

Yes — warning lights should never be ignored, as small problems can lead to expensive repairs if left unresolved.

Do you use genuine diagnostic equipment?

Yes — we invest in official Jaguar Land Rover SSD and Volkswagen Audi Group ODIS systems, plus Autel MaxiIM Pro for all makes and models.

Where are you located?

We’re based at 12 Enterprise Road, Bangor, Northern Ireland.