Question: Where can I find a 2019 Toyota 4Runner stereo wiring diagram, and what are the 2019 Toyota 4Runner radio wiring harness color codes?
If you’re planning to upgrade the radio in your 2019 Toyota 4Runner or troubleshoot issues with your car stereo, this guide is here to help!
Our comprehensive 2019 Toyota 4Runner radio wiring diagram shows all the radio wire harness colors, speaker wire colors, and speaker sizes. Use this head unit pinout guide to help with your car stereo installation or to troubleshoot radio wiring issues in your 2019 Toyota 4Runner.
In This Guide
2019 Toyota 4Runner Stereo Wiring Diagram
This 2019 Toyota 4Runner stereo wiring chart shows you all the 2019 Toyota 4Runner stereo wire colors and their functions. Utilize this guide to help you with a car radio install or help with a car radio troubleshoot. If you don’t see the car radio wiring information you’re looking for, please feel free to ask your question at the bottom of this page.
| Car Stereo Wire Function | Wire Color Code |
|---|---|
| Battery Constant Power Wire (12v+) | Light Blue (Pin 4 in White 28-Pin Plug) |
| Accessory Switched Power Wire (12v+) | Gray (Pin 15 in White 28-Pin Plug) |
| Ground Wire | Brown (Pin 1 in White 28-Pin Plug) |
 (Simple Radio Install, Keep Steering Wheel Controls and Use Factory Amplifier) |
|
| Illumination Wire | Green (Pin 15 in White 30-Pin Plug) |
| Dimmer Wire | White (Pin 16 in White 30-Pin Plug) |
| Antenna Trigger Wire | N/A |
| Amplifier Turn-On Wire | N/A |
| Amplifier Mute Wire | N/A |
| Amplifier Location | Inside Right Rear Quarter Panel |
| Rear View Camera Video Positive Wire (+) | White (Pin 28 in White 30-Pin Plug) |
| Rear View Camera Video Negative Wire (-) | Black (Pin 29 in White 30-Pin Plug) |
2019 Toyota 4Runner Speaker Wiring Guide
This 2019 Toyota 4Runner speaker wiring guide provides all the speaker wire colors and speaker locations you need for an upgrade or replacement. Whether you are installing new speakers or troubleshooting your factory setup, this 2019 Toyota 4Runner chart makes it easy to identify each wire and where it connects. If you don’t see the car speaker wiring info you need, feel free to ask your question at the bottom of the page — we are here to help!
| Car Stereo Wire Function | Wire Color Code |
|---|---|
| Dash Center Speaker Positive Wire (+) | N/A |
| Dash Center Speaker Negative Wire (-) | N/A |
| Front Left Tweeter Positive Wire (+) (With Factory Amplifier) | Light Green (Pin 1 in Blue 12-Pin Plug at Amplifier) |
| Front Left Tweeter Negative Wire (-) (With Factory Amplifier) | Blue (Pin 6 in Blue 12-Pin Plug at Amplifier) |
| Front Right Tweeter Positive Wire (+) (With Factory Amplifier) | Pink (Pin 2 in Blue 12-Pin Plug at Amplifier) |
| Front Right Tweeter Negative Wire (-) (With Factory Amplifier) | Yellow (Pin 7 in Blue 12-Pin Plug at Amplifier) |
| Front Left Speaker Positive Wire (+) | Light Green (Pin 2 in Black 10-Pin Plug) |
| Front Left Speaker Negative Wire (-) | Blue (Pin 7 in Black 10-Pin Plug) |
| Front Left Speaker Positive Wire (+) (With Factory Amplifier) | Pink (Pin 3 in Blue 12-Pin Plug at Amplifier) |
| Front Left Speaker Negative Wire (-) (With Factory Amplifier) | Violet (Pin 8 in Blue 12-Pin Plug at Amplifier) |
| Front Right Speaker Positive Wire (+) | Pink (Pin 1 in Black 10-Pin Plug) |
| Front Right Speaker Negative Wire (-) | Yellow (Pin 6 in Black 10-Pin Plug) |
| Front Right Speaker Positive Wire (+) (With Factory Amplifier) | Light Green (Pin 10 in Blue 12-Pin Plug at Amplifier) |
| Front Right Speaker Negative Wire (-) (With Factory Amplifier) | Blue (Pin 9 in Blue 12-Pin Plug at Amplifier) |
(Simple Radio Install, Keep Steering Wheel Controls and Use Factory Amplifier) |
|
| Rear Left Tweeter Positive Wire (+) | N/A |
| Rear Left Tweeter Negative Wire (-) | N/A |
| Rear Right Tweeter Positive Wire (+) | N/A |
| Rear Right Tweeter Negative Wire (-) | N/A |
| Rear Left Speaker Positive Wire (+) | Black (Pin 3 in Black 10-Pin Plug) |
| Rear Left Speaker Negative Wire (-) | Yellow (Pin 8 in Black 10-Pin Plug) |
| Rear Left Speaker Positive Wire (+) (With Factory Amplifier) | Black (Pin 4 in Blue 12-Pin Plug at Amplifier) |
| Rear Left Speaker Negative Wire (-) (With Factory Amplifier) | Yellow (Pin 11 in Blue 12-Pin Plug at Amplifier) |
| Rear Left Surround Speaker Positive Wire (+) (With Factory Amplifier) | Black (Pin 3 in Gray 10-Pin Plug at Amplifier) |
| Rear Left Surround Speaker Negative Wire (-) (With Factory Amplifier) | Yellow (Pin 9 in Gray 10-Pin Plug at Amplifier) |
| Rear Right Speaker Positive Wire (+) | Red (Pin 4 in Black 10-Pin Plug) |
| Rear Right Speaker Negative Wire (-) | Black (Pin 9 in Black 10-Pin Plug) |
| Rear Right Speaker Positive Wire (+) (With Factory Amplifier) | Red (Pin 5 in Black 12-Pin Plug) |
| Rear Right Speaker Negative Wire (-) (With Factory Amplifier) | White (Pin 12 in Black 12-Pin Plug) |
| Rear Right Surround Speaker Positive Wire (+) (With Factory Amplifier) | Black (Pin 4 in Gray 10-Pin Plug at Amplifier) |
| Rear Right Surround Speaker Negative Wire (-) (With Factory Amplifier) | White (Pin 10 in Gray 10-Pin Plug at Amplifier) |
(Simple Radio Install, Keep Steering Wheel Controls and Use Factory Amplifier) |
|
| Subwoofer 1 Positive Wire (+) (With Factory Amplifier) | Black (Pin 2 in Gray 10-Pin Plug at Amplifier) |
| Subwoofer 1 Negative Wire (-) (With Factory Amplifier) | White (Pin 6 in Gray 10-Pin Plug at Amplifier) |
| Subwoofer 2 Positive Wire (+) (With Factory Amplifier) | Blue (Pin 1 in Gray 10-Pin Plug at Amplifier) |
| Subwoofer 2 Negative Wire (-) (With Factory Amplifier) | Pink (Pin 5 in Gray 10-Pin Plug at Amplifier) |
2019 Toyota 4Runner Speaker Sizes and Locations
This 2019 Toyota 4Runner speaker guide includes speaker sizes, speaker locations, and helpful info on speaker upgrades. Use this chart to find out what size speakers fit your 2019 Toyota 4Runner.
| Application | Speaker Size/Location |
|---|---|
| Dash Center Speaker Size | N/A |
| Dash Center Speaker Depth | N/A |
| Dash Center Speaker Location | N/A |
| Front Tweeter Size | 1″ Tweeters |
| Front Tweeter Depth | N/A |
| Front Tweeter Location | N/A |
| Front Speaker Size | 6″ x 9″ Speakers |
| Front Speaker Depth | 4″ Depth |
| Front Speaker Location | Front Doors |
| Rear Tweeter Size | N/A |
| Rear Tweeter Depth | N/A |
| Rear Tweeter Location | N/A |
| Rear Speaker Size | 6.5″ Speakers |
| Rear Speaker Depth | 4″ Depth |
| Rear Speaker Location | Rear Doors |
| Subwoofer Size | 8″ Subwoofer |
| Subwoofer Depth | N/A |
| Subwoofer Location | Right Rear Quarter Panel |
Questions and Answers
If you have any questions about your 2019 Toyota 4Runner radio installation, please don’t hesitate to post them at the bottom of this page. We’re committed to finding the answers you need, and members of the Modified Life community may also provide valuable insights into the car stereo information you’re looking for. Don’t hesitate to ask your car audio question; it could benefit others seeking the same answers!
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