The following car electrical troubleshooting manual applies for 1989 BMW M3 series. This manual is divided into chapters contains discussion on how to use the manual, wire size conversion chart, symbols, systematic troubleshooting, connector views, power distribution box, fuse data, component location chart, component location views and splice location views.
The purpose of this manual is to show electrical schematic in a manner that makes electrical components which work together are shown together on one schematic. At the top of the page is the fuse (positive) that powers the circuit. The flow of current is shown through all wires, connectors, switches, and motors to ground (negative) at the bottom of the page.
Find the detail information of 1989 BMW M3 Electrical Troubleshooting Manual here (pass: wiringdiagrams21.com).