VAG Independent Specialist · Since 2002

Expert Auto Electrical
Diagnostics & Repairs

Dealer-level expertise for Volkswagen, Audi, SEAT, Škoda and many more — without the dealer price tag. Based in Castlederg, serving Co. Tyrone and beyond.

20+ Years Experience
VAG Independent Specialist
Tesla Accredited
All Major Brands Covered

Precision Diagnostics.
Honest Service.

Castlederg Auto Electrics has been proudly serving the Castlederg community and surrounding areas since 2002. Owner Jim Robb specialises in auto electrics and advanced diagnostic procedures for cars, vans, and light to medium trucks.

As one of the first in the UK to gain aftermarket dealer-level status for the VAG group in electrical and diagnostic security protocols, Jim brings genuine dealer expertise — without the dealer prices.

From complex wiring issues and non-starts to ECU repairs, immobiliser work and key programming, the focus is always the same: get it right first time with transparent, friendly service.

Dealer-level diagnostics
Competitive rates
Friendly & knowledgeable
Reconditioned ECUs in stock

Owner

Jim Robb

Over 20 years of hands-on VAG expertise and continuous investment in the latest diagnostic tools and manufacturer protocols — including Tesla accreditation.

Get in Touch

Complete Auto Electrical Services

From non-starts and battery drains to advanced ECU work and key programming — comprehensive support for electrical issues across almost every make.

Diagnostics & Fault Finding

Non-starts, battery drain, warning lights, ABS, power steering and full system diagnostics.

ECU & Module Repairs

Engine ECU repairs & testing, cloning, BCM repairs, airbag modules and crash data reset.

Keys & Immobilisers

Key programming, key checks, immobiliser repairs & programming, auto locksmith and central locking.

Clusters & Coding

Instrument cluster repair, swap & recalibration, vehicle coding, pin code extraction and software updates.

Parts Supply

New and reconditioned electrical parts supplied. Reconditioned engine ECUs kept in stock.

Full Brand Coverage

VAG specialist plus BMW, Mercedes, Vauxhall, Ford, Renault, Japanese, Chinese, Tesla and more.

Dealer-Level Capability Across Makes

Jim holds advanced diagnostic access and security protocols for a wide range of manufacturers — giving you genuine main-dealer standard work at independent prices.

Volkswagen
Audi
SEAT
Škoda
BMW
Mercedes
Vauxhall / Opel
Ford
Renault
Peugeot / Citroën
Kia / Hyundai
Tesla
Japanese Makes
Chinese Makes
Fiat / Alfa Romeo
+ Many More

Having electrical issues with your vehicle?

Call Jim today — many problems can be diagnosed and resolved quickly.

07711 546622

Let's Talk

Phone / WhatsApp

07711 546622

Calls & WhatsApp welcome

Location

7 Carrickadartans Road
Castlederg, Co. Tyrone
BT81 7NQ
Northern Ireland

Opening Hours

Mon – Thu: 9:00 – 18:00
Friday: 9:00 – 17:00
Sat – Sun: Closed

Just a few miles from the Co. Donegal border — convenient for customers on both sides.