Diagnostic Services
Specialist Diagnostic Services in Newark
Modern vehicles are packed with advanced technology, and when something goes wrong, it’s not always visible under the bonnet. At PW Auto Repairs in Newark, we offer specialist diagnostic services using dealer-level equipment and highly trained technicians to get to the root of any issue quickly and accurately.
Why Choose Us For Diagnostics?
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State-of-the-art equipment – We invest in the latest diagnostic tools, including manufacturer-specific systems, to accurately pinpoint faults in even the most advanced vehicles.
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Trained and accredited technicians – Our team undergoes continuous professional development and specialist training to stay ahead of new vehicle technologies.
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Clear communication – Once we’ve diagnosed the issue, we’ll explain the fault in plain English, outline your repair options, and give you a no-obligation quote before any work is carried out.
What Can We Diagnose?
We can diagnose and repair issues across all major systems, including but not limited to:
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Dashboard faults
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Engine management
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Misfires
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Fuel injection faults
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Diesel particulate filters (DPF) & emission faults
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EGR faults
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Mass Air Flow (MAF) faults
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Smoke testing
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AdBlue and NOx sensor issues
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ABS & traction control
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Airbag / SRS systems
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ADAS (Advanced Driver Assistance Systems) faults and calibrations
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Transmission & gearbox faults
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Auto electrical faults
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Wiring repairs
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Body control systems
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ECU faults
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Interior and exterior lighting faults
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Ignition faults
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Battery faults
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Start-stop faults and hybrid system issues
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Coding and programming
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Air Conditioning faults
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Air Conditioning nitrogen leak detection
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Water ingress / water damage
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Rodent / pest damage
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Radios and telematics
...and more
If your dashboard has lit up with warning lights, or your vehicle isn’t driving quite right, our specialist diagnostics can save you time and money by identifying the issue early.
Book Your Diagnostic Assessment
When a vehicle comes to us with a fault, we begin by booking it in for an initial diagnostic assessment. This is a crucial first step to ensure we follow the correct test procedures specific to the make, model, and reported symptoms. In most cases, a simple code read isn’t enough - effective diagnosis often requires a series of tests and checks. We also aim to replicate the issue where possible to better understand the fault. If we’re able to resolve the problem during this initial stage, we will. If further investigation or repair is needed, we’ll provide you with a clear summary of our findings and a proposed plan for the next steps, whether that’s continued testing or a repair recommendation
Specialist ADAS Diagnostics & Calibration in Newark
Modern vehicles rely on Advanced Driver Assistance Systems (ADAS) like lane-keeping, automatic braking, and adaptive cruise control to keep drivers safe. At PW Auto Repairs, we offer expert ADAS diagnostics and precision calibration using industry-leading equipment and IMI AOM230 accredited technicians. Whether it's following a repair, windscreen replacement, or alignment, we’ll ensure your vehicle’s safety systems are functioning exactly as intended.

We also hold the Bosch VSB40: ADAS Diagnosis Certification