MGB Electrical Systems

Rick Astley is a dual British-Canadian citizen living in the USA. An electrical engineer, he was educated in Britain.He currently works as the Automotive Applications Manager for a Silicon Valley company. This work has entailed his being embedded with the electrical architecture group of one of the Big 3 car makers where he was able observe first hand the process behind the design of a vehicle electrical system. He lives with his wife Anne, a 1970 MGB roadster and a 1970 MGB-GT V8 conversion, all of whom were raised in Abingdon, England. He has two grown sons.

Acknowledgements & about the author " Forward " Safety first (Working on the car safely) " Tools, wire handling & connectors (Familiarization with the tools, wire handling techniques and connectors necessary to repair and modify the MGB electrical system) " Basic electrical theory (Fundamentals necessary to understand the car's electrical system and diagnose faults). " Emergency repairs (Being prepared for trouble on the road) " Sneak currents (Understanding the strange effects of currents diverted from their normal paths because of bad connections) " Wire harness (The basic harness, wire colour chart with function, electrical component chart with function, wire sizes). " Fusing & fuses " Charging system " Starting system " Ignition system " Lighting (Exterior and interior) " Turn signals " Brake and handbrake lamps (Stop lamps and brake warning lamps) " Transmission electrical (Overdrive, reversing lamps and inhibitor switches) " Instrumentation (Gauges, senders tachometer and voltage stabilizer) " Fuel pump " Windscreen wipers and washers " Horn " Cooling fan " Warning devices (Sequential seat belt interlock, door and key-out sensors) " Appendix 1 Relays (Understanding relays to replace existing and to modernize the existing system). " Appendix 2 Diodes (Understanding diodes to replace existing and to modernize the existing system).