wiring harness nissan stereo wiring diagram


Hello readers, welcome to this informative article on wiring harness nissan stereo wiring diagram. In this article, we will discuss the importance of a wiring harness, how it is used in Nissan cars, and provide a detailed guide on how to install a stereo wiring harness in your Nissan vehicle.

1. Understanding Wiring Harness

A wiring harness is a set of wires, connectors, and terminals that are used to connect various electrical components in a vehicle. It acts as a central hub, providing a secure and organized way to connect different devices and ensure proper functionality.

The main purpose of a wiring harness is to transmit electrical power and signals efficiently, while also providing protection against vibrations, abrasions, and moisture. It simplifies the installation process and reduces the risk of short circuits or electrical failures.

2. Importance of Wiring Harness in Nissan Cars

In Nissan cars, a wiring harness plays a crucial role in ensuring the seamless integration of the stereo system. It allows for easy connection of the stereo unit to the car’s electrical system, enabling features like sound output, radio reception, and control functions.

By using a wiring harness specifically designed for Nissan models, you can ensure compatibility and avoid any potential damage to the car’s electrical system. It also makes the installation process much easier, as the harness comes with pre-wired connectors that simply need to be plugged in.

3. Installing a Wiring Harness in Your Nissan Vehicle

To install a wiring harness in your Nissan vehicle, follow these steps:

  1. Disconnect the negative terminal of the car battery to prevent any electrical accidents.
  2. Remove the factory stereo unit from the dashboard using the appropriate tools.
  3. Locate the wiring harness connection point in the car’s wiring system. It is usually found behind the stereo unit.
  4. Connect the wiring harness connectors to the corresponding connectors in the car’s wiring system.
  5. Connect the other end of the wiring harness to the stereo unit’s wiring connectors.
  6. Secure all the connections and ensure that they are properly insulated.
  7. Reinstall the stereo unit into the dashboard.
  8. Reconnect the negative terminal of the car battery.
  9. Test the stereo system to ensure proper functionality.

4. Advantages of Using a Wiring Harness

There are several advantages of using a wiring harness in your Nissan vehicle:

  • Easy installation: A wiring harness simplifies the installation process, saving time and effort.
  • Compatibility: Using a harness specifically designed for Nissan models ensures compatibility and reduces the risk of compatibility issues.
  • Protection: A wiring harness provides protection against electrical failures, short circuits, and other potential damages.
  • Organized wiring: With a harness, the wiring is neatly organized and secured, reducing the risk of loose connections or tangled wires.
  • Easy removal: If you need to replace or upgrade your stereo system, a wiring harness allows for easy removal without disturbing the car’s original wiring.

5. Alternatives to Wiring Harness

If you do not have access to a wiring harness for your Nissan vehicle, there are a few alternatives you can consider:

  • Manual wiring: You can manually connect the wires from the stereo unit to the car’s wiring system. However, this requires a good understanding of the car’s electrical system and can be time-consuming.
  • Universal wiring harness: Universal wiring harnesses are available that can be used with different car models. However, they may require additional modifications and may not provide an exact fit for your Nissan vehicle.

6. Wiring Harness Nissan Stereo Wiring Diagram Table

Wire Color Function
Red Power (+12V)
Yellow Memory/Constant Power (+12V)
Black Ground (-)
Blue Antenna Control
White Front Left Speaker (+)
White/Black Front Left Speaker (-)
Gray Front Right Speaker (+)
Gray/Black Front Right Speaker (-)
Green Rear Left Speaker (+)
Green/Black Rear Left Speaker (-)
Violet Rear Right Speaker (+)
Violet/Black Rear Right Speaker (-)

FAQs (Frequently Asked Questions)

Q: Can I install a wiring harness myself?

A: Yes, installing a wiring harness can be done by following the provided instructions and using the necessary tools.

Q: Do I need a wiring harness for my Nissan car?

A: While it is not mandatory, using a wiring harness ensures a more efficient and hassle-free installation process.

Q: Can I use a universal wiring harness for my Nissan car?

A: It is recommended to use a wiring harness specifically designed for Nissan models to ensure compatibility and proper fit.


In conclusion, a wiring harness is an essential component when installing a stereo system in your Nissan vehicle. It provides numerous benefits including easy installation, compatibility, protection, and organized wiring. By following the provided wiring diagram and using a suitable harness, you can enjoy a seamless integration of your stereo system and enhance your driving experience.