Range from the cheapest fixing an electrical fault £92 (Pimlico Electricians based in SW1V) to the dearest fixing of an electrical fault £190 (Cole Electric based in SE11).
Comparing electricians estimates for troubleshooting and diagnosing an electric fault gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes to fix an electrical fault in Pimlico by posting a job with HaMuch and we will send it to electricians in Pimlico.

"Troubleshoot & diagnose an electrical fault. Replace a burnt socket and replace main fuse"
SW3