Automotive Online Electrical Tutorial
Covers basic electrical issues, alternators, relays and circuitry.
HowStuffWorks: How Turn Signals Work
Photographs and animations describe the unusual device called a thermal flasher that makes your signals flash, and shows how turn signals cancel themselves after you've made your turn.
OBD-II - On-Board Diagnostic System
Dedicated to helping the home and independent technician understand and use OBD-II technology through text, photos, and a discussion forum.
Car Battery FAQ
Battery maintenance, myths, electrical testing, jump starting, failure and replacement are all discussed.
Volvo Electrical Systems
Contains theory, troubleshooting and maintenance.
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