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Honda Fit Stereo Wiring Diagram

The Honda Fit is one of the most popular sport compact vehicles of this generation, and for good reason. Honda has been a name long synonymous with small displacement performance, and owners who love to upgrade and modify them. One of the most common things to upgrade is the Honda Fit stereo system. If you own a Honda Fit and want to upgrade the factory Fit radio, our Fit stereo wiring diagram can help. The Honda Fit is also known as the Jazz in other markets, and is still gaining in popularity after three generations.

When you want to upgrade your factory Honda Fit stereo, this wiring guide can help you save time.

Installing upgraded Honda Fit speakers is done easily with this wiring schematic. Save time and money by quickly identifying which car audio wires do what.

Today I’ll be showing you how to install a Honda Fit stereo no matter what year you own. This comprehensive Fit stereo wiring guide makes Honda Fit stereo installation easy. Upgrading your Fit stereo can be done one of two ways, you can either take it to a professional car audio installer, or do it yourself.

First Gen Fit Stereo Wiring Guide 2001–2008

The first Honda Fit utilized a customized factory stereo, that will require a custom mounting kit to make an aftermarket radio fit right.

Car Radio Battery Constant 12v+ Wire: White/Red
Car Radio Accessory Switched 12v+ Wire: Yellow/Red

The factory Honda Fit stereo panel can be removed and much be replaced with the one in the installation kit.

Car Radio Ground Wire: Black
Car Radio Illumination Wire: Red/Black
Car Stereo Dimmer Wire: Red

Some of the Honda Fit stereo speakers in this generation came equipped with tweeters. These tweeters were mounted in the front doors up front, which can easily be upgraded.

Left Front Speaker Positive Wire (+): Light Green/Black
Left Front Speaker Negative Wire (-): Light Green
Right Front Speaker Positive Wire (+): Green/Yellow
Right Front Speaker Negative Wire (-): Gray/Red

The front Honda Fit speakers can also be reached by the front door panels. To access the rear speakers for upgrade in your Honda Fit, you’ll need to access the rear panels.

Left Rear Speaker Positive Wire (+): Blue/White
Left Rear Speaker Negative Wire (-): Blue/Black

There’s not much space in your Honda Fit for a typical car audio amplifier. You can squeeze one under the passenger side seat. As far as a upgraded Honda Fit stereo, you’ll need to stick to a single DIN form factor.
Right Rear Speaker Positive Wire (+): Pink

Right Rear Speaker Negative Wire (-): Blue/Yellow

Second Gen Fit Stereo Wiring Guide 2007–2012

The Fit underwent several changes in the second generation, including a redesigned interior and dashboard. These stereo upgrades make things slightly harder to upgrade your Honda Fit radio. You will still require a custom mounting bracket solution and custom stereo panel.

Car Radio Battery Constant 12v+ Wire: Pink
Car Radio Accessory Switched 12v+ Wire: Orange
Car Radio Ground Wire: Black
Car Radio Illumination Wire: Gray
Car Stereo Dimmer Wire: Red
Car Stereo Antenna Trigger Wire: Black

To upgrade your Honda Fit speakers the front door panels and rear panels are still easy to access however. When you are looking to reinstall a factory radio you will require your Honda Fit stereo unlock code.

Left Front Speaker Positive Wire (+): Light Blue
Left Front Speaker Negative Wire (-): Light Green
Right Front Speaker Positive Wire (+): Brown
Right Front Speaker Negative Wire (-): Red
Left Rear Speaker Positive Wire (+): Gray
Left Rear Speaker Negative Wire (-): Brown
Right Rear Speaker Positive Wire (+): Blue
Right Rear Speaker Negative Wire (-): Orange

Third Gen Fit Stereo Wiring Guide 2013-2016

If you are planning to upgrade the latest Honda Fit stereo, you’ll need several installation components. Because of the integrated radio and display, you will need at least a custom mounting bracket and a fully customized front face.

Car Radio Battery Constant 12V+ Wire: Pink
Car Radio Accessory Switched 12V+ Wire: Orange
Car Radio Ground Wire: Black
Car Radio Illumination Wire: Gray
Car Radio Dimmer Wire: Red
Car Radio Antenna Trigger Wire: Black
Left Front Speaker Positive Wire (+): Light Blue
Left Front Speaker Negative Wire (-): Light Green
Right Front Speaker Positive Wire (+): Brown
Right Front Speaker Negative Wire (-): Red

With careful planning and stereo installation, you can upgrade the sound system in your Honda Fit. Upgrading the rear speakers can be done by accessing the rear hatch area.
Left Rear Speaker Positive Wire (+): Gray
Left Rear Speaker Negative Wire (-): Brown
Right Rear Speaker Positive Wire (+): Blue
Right Rear Speaker Negative Wire (-): Orange

Have any questions about this Honda Fit stereo wiring guide? Leave us a comment below and let us know!

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