Welcome to Autotronix, Sheffield's number one auto electrician specialists. We're experts in a variety of auto electrical work and provide a reliable and efficient auto electrician mobile service. Our range of auto electrical services includes the following: Mobile Electrical Services. Car Diagnostic. Car Key Programming. Car Air Conditioning. Immobiliser bypass. Engine & Gearbox. ABS & Traction Control. Central Locking. Body Controllers. ECU decoding. All the work we carry out is undertaken by our dedicated team of highly trained, experienced auto electricians, all of whom have been working in the auto diagnostic industry for many years. So whether you require full engine diagnostics, auto electrical repairs or the installation of a car air conditioning system, our auto electricians team can help. We also provide these services for commercial vehicles.