02 BMW 745i Fuse Diagram: A Comprehensive Guide for Your BMW

If you own a 02 BMW 745i, you know that it is one of the most luxurious cars in the market. However, owning a BMW also means that you need to know how to maintain and troubleshoot your car in case of any problems that may arise. One of the most important things you need to know is the location of the fuse box and which fuse controls which function. In this article, we will provide you with a comprehensive guide on the 02 BMW 745i fuse diagram to help you keep your car running smoothly.

What is a Fuse Box?

If you are new to the world of BMWs, you may be wondering what a fuse box is. A fuse box is a component in your car that contains fuses, which are designed to protect the electrical system from damage caused by electrical surges, short circuits, and overloads. Each fuse is designed to protect a specific electrical component in your car, such as the headlights, radio, or air conditioning system.

Where is the Fuse Box Located in a 02 BMW 745i?

The fuse box in a 02 BMW 745i is located in the glove box. To access the fuse box, you need to open the glove box and then release the two white tabs located on the top of the glove box. Once the tabs are released, the glove box will drop down, revealing the fuse box.

Understanding the 02 BMW 745i Fuse Diagram

The 02 BMW 745i fuse diagram is a chart that shows the location and function of each fuse in the fuse box. The diagram is divided into rows and columns, with each row representing a specific electrical component and each column representing a specific fuse. The diagram also includes the amperage rating of each fuse, which indicates the maximum amount of electrical current that the fuse can handle before it blows.

Common Electrical Components and Their Fuses

Here are some of the most common electrical components in a 02 BMW 745i and their corresponding fuses:

  • Radio and CD Changer – Fuse number 7 (10A)
  • Air Conditioning System – Fuse number 8 (30A)
  • Headlights – Fuse number 9 (10A)
  • Power Windows – Fuse number 12 (30A)
  • Instrument Cluster – Fuse number 15 (5A)

It is important to note that the amperage rating of each fuse may vary depending on the specific model of your car. Therefore, it is important to refer to your car’s owner’s manual for the correct amperage rating of each fuse.

How to Replace a Blown Fuse

If one of the electrical components in your car is not working, it may be due to a blown fuse. Here are the steps to replace a blown fuse:

  1. Turn off the ignition and all electrical components in your car.
  2. Open the glove box and release the two white tabs located on the top of the glove box.
  3. Locate the fuse that corresponds to the electrical component that is not working by referring to the 02 BMW 745i fuse diagram.
  4. Using a fuse puller or pliers, gently pull out the blown fuse.
  5. Insert a new fuse with the same amperage rating as the blown fuse.
  6. Close the glove box and test the electrical component to ensure that it is working properly.


The 02 BMW 745i fuse diagram is an important tool that every BMW owner should have. By understanding the location and function of each fuse in the fuse box, you can troubleshoot and maintain your car’s electrical system with ease. We hope that this comprehensive guide has provided you with the information you need to keep your BMW running smoothly.

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