Electrical

• Dual Battery Isolator : Describes the function of dual battery isolators and battery monitors when camping or touring and states the operation and specifications of churr dual battery isolators and monitors.

Automotive Check Engine Light Codes Resource - - Diagnostic procedures for the check engine and service engine soon light with trouble code descriptions and test procedures.

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.

OBD-II Trouble Codes Help Site - - Technical procedures on fixing specific Check Engine / OBD-II code problems. Relevant for all 1996-newer vehicles.