If you are looking to install an aftermarket radio in your 2018 Honda CRV, it is important to have a wiring diagram. This will help you understand the wiring harness and connect the new radio properly. In this article, we will provide a comprehensive guide on the 2018 Honda CRV radio wiring diagram.
The Wiring Harness
The wiring harness is a collection of wires that connect the radio to other components in the car. The wires are color-coded for easy identification. The 2018 Honda CRV radio wiring harness includes the following wires:
| Wire | Color | Function |
|---|---|---|
| Red | Accessory | Connect to power source |
| Yellow | Battery | Connect to constant power source |
| Black | Ground | Connect to ground |
| Blue/White | Amp Turn-On | Connect to amplifier |
| Orange/White | Illumination | Connect to dimmer switch |
| White | Front Left Speaker (+) | Connect to front left speaker (+) wire |
| White/Black | Front Left Speaker (-) | Connect to front left speaker (-) wire |
| Gray | Front Right Speaker (+) | Connect to front right speaker (+) wire |
| Gray/Black | Front Right Speaker (-) | Connect to front right speaker (-) wire |
| Green | Rear Left Speaker (+) | Connect to rear left speaker (+) wire |
| Green/Black | Rear Left Speaker (-) | Connect to rear left speaker (-) wire |
| Purple | Rear Right Speaker (+) | Connect to rear right speaker (+) wire |
| Purple/Black | Rear Right Speaker (-) | Connect to rear right speaker (-) wire |
FAQs
What is an aftermarket radio?
An aftermarket radio is a radio that is not supplied by the original equipment manufacturer (OEM). It is installed after the vehicle has been manufactured.
Why would I want to install an aftermarket radio?
There are many reasons to install an aftermarket radio in your 2018 Honda CRV. These include better sound quality, more functionality, and the ability to play different types of media, such as MP3s or Bluetooth audio.
How do I connect the wiring harness?
Connecting the wiring harness is a simple process. First, identify the wires on the wiring harness and match them to the wires on the radio. Then, use wire connectors to connect the wires together. Finally, plug the wiring harness into the factory wiring harness in the vehicle.
What if I don’t have a wiring diagram?
If you don’t have a wiring diagram, you can still install an aftermarket radio in your 2018 Honda CRV. However, it is important to exercise caution and understand the connections you are making. You can also consult with a professional installer or refer to online resources for guidance.
What tools do I need for the installation?
For the installation, you will need wire strippers, wire connectors, a crimping tool, and a panel removal tool. You may also need a multimeter to test the connections.
Conclusion
Installing an aftermarket radio in your 2018 Honda CRV can be a simple and rewarding process. With the proper wiring diagram and tools, you can connect the wiring harness and enjoy improved sound quality and functionality. As always, be sure to exercise caution and follow proper installation procedures.
