Wiring Schematic Diagram

This electrical troubleshooting manual is divided into following sections: Index, How to Use the Wiring Diagram, Wire Size and Conversion Chart, Symbols, Systematic Troubleshooting, Connectors Views, Power Distribution Box, Fuse Data, Component Location Chart and Views, and Splice Location Views. Further breakdown, this manual covers topics on operation description and systematic troubleshooting for power distribution system, charge and starting system, ABS, Brake Warning System, Power Mirrors, Central Locking, Power Windows, electronics fuel injection system, SRS, Seats, Electro-Mechanical Convertible Top, Body Electrical System, Wiper and Washer, Instrument Cluster, etc.

All wirings and the wiring between components are shown exactly as it exists in the vehicle; but, the wiring is not drawn to scale. Wiring inside complicated components has been simplified to solid state label designates electronic components to help you in understanding the electrical operation,

A complete troubleshooting manual for the 1992 BMW 325i Convertible Electrical Troubleshooting Manual is here – 142 pages of PDF file.