1986 Porsche 911 Wiring Diagrams

By | April 6, 2023

1986 Porsche 911 Wiring Diagrams: A Comprehensive Guide

The 1986 Porsche 911 is a classic sports car that is still popular today. It is known for its sleek design, powerful engine, and excellent handling. However, the 911 can also be a bit complex to work on, due to its extensive wiring harness. If you are planning to work on your 911, it is essential to have a good understanding of the wiring diagrams. This article will provide you with a comprehensive guide to the 1986 Porsche 911 wiring diagrams. We will cover everything you need to know, from the basic layout of the wiring harness to the specific functions of each wire. By the end of this article, you will be able to read and understand any 911 wiring diagram.

Basic Layout of the Wiring Harness

The 1986 Porsche 911 wiring harness is a complex system that connects all of the electrical components in the car. It is divided into several major sections, each of which is responsible for a specific set of functions. The following is a brief overview of the basic layout of the 911 wiring harness: *

Body Harness:

This harness connects all of the electrical components in the body of the car, including the headlights, taillights, door locks, and interior lights. *

Engine Harness:

This harness connects all of the electrical components in the engine, including the ignition system, fuel injection system, and cooling system. *

Chassis Harness:

This harness connects all of the electrical components in the chassis of the car, including the suspension, brakes, and steering system. *

Instrument Cluster Harness:

This harness connects the instrument cluster to the rest of the car's electrical system. *

Miscellaneous Harnesses:

These harnesses connect various other electrical components in the car, such as the alarm system, sunroof, and air conditioning system.

Specific Functions of Each Wire

Each wire in the 911 wiring harness has a specific function. The following is a table that lists the most common wires and their functions: | Wire Color | Function | |---|---| | Black | Ground | | Red | Power | | Yellow | Battery positive | | Blue | Alternator positive | | Green | Ignition switch | | White | Starter | | Brown | Headlights | | Orange | Taillights | | Pink | Door locks | | Tan | Interior lights | | Violet | Cruise control | | Gray | Air conditioning | | Beige | Alarm system | | Black with red stripe | Accessory | | Black with yellow stripe | Ground for headlights | | Black with green stripe | Ground for taillights |

How to Read a Wiring Diagram

Reading a wiring diagram can be a daunting task, but it is essential if you want to work on your 911. The following tips will help you get started: 1.

Identify the different symbols.

Wiring diagrams use a variety of symbols to represent different electrical components. The following is a list of the most common symbols: * Battery: A circle with a plus sign inside. * Switch: A square with a line through it. * Fuse: A square with a line through it and a number inside. * Relay: A rectangle with a zigzag line inside. * Connector: A rectangle with two parallel lines inside. * Wire: A line with an arrow at one end. 2.

Understand the direction of the arrows.

The arrows in a wiring diagram indicate the direction of current flow. In most cases, current flows from the top of the diagram to the bottom. 3.

Read the labels.

The labels in a wiring diagram provide important information about the different wires and components. Make sure to read all of the labels carefully before you start working on your 911. 4.

Use a multimeter.

A multimeter is a valuable tool for troubleshooting electrical problems. It can be used to check the voltage, current, and resistance of different electrical components.

Conclusion

The 1986 Porsche 911 wiring diagrams can be complex, but they are essential for understanding how the car's electrical system works. By following the tips in this article, you will be able to read and understand any 911 wiring diagram.

Additional Resources

* [Porsche 911 Wiring Diagrams](https://www.pelicanparts.com/techarticles/911-84-89-911-wiring-diagrams/) * [How to Read a Wiring Diagram](https://www.autozone.com/


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