About the Metra 70-8117 Amp Bypass Harness
Metra 70-8117 bypass harness
Metra 70-8117 bypass harness
Metra's 70-8117 harness allows you to bypass the factory amplifier in select 2003-07 Toyota models with the upgraded sound system. So, you get the benefits of the high-power amplifier that's built into your new radio. Simply unplug the connections to the amplifier, plug in the bypass cable, and connect it to the in-dash receiver of your choice. The speaker wire section of this adapter is 17 feet long, which means you'll be able to access the remote amp locations that Toyota used in many of these vehicles.
Please enter your vehicle information or call an Advisor at 1-888-955-6000 to find out if this adapter is compatible with your vehicle. Warranty: 60 days.
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More details on the Metra 70-8117 Amp Bypass Harness
Amp Bypass Harness: The Metra 70-8117 Power/Amp Bypass Harness consists of a 8" power/ground harness and 17' amp bypass harness. The 70-8117 is needed to bypass the factory amplifier in select 2003-2006 Toyota vehicles, when replacing the factory radio with an aftermarket head unit.
Note: Installation tools, hardware, & accessories are not included & sold separately. Please see the Accessories tab for recommendations & availability. If your vehicle is equipped with factory steering wheel controls, an additional adapter is required & sold separately.
Wire Code Chart:
|Red||+12 Volt Accessory|
|Yellow||+12 Volt Constant|
|Amp Bypass Harness|
|*Brown/White||Center Speaker (+), Sub Coil 1 (+), or Right Front Tweeter (+), or Note Used|
|*Dark Blue/Pink||Center Speaker (-), Sub Coil (-), Right Front Tweeter (-), or Not Use|
|*Green/Orange||Rear Twiddler Speaker (+), Sub Coil 2 (+), Left Front Tweeter (+), or Not Used|
|*Green/Red||Rear Twiddler Speaker (-), Sub Coil 2 (-), Left Front Tweeter (-), or Not Used|
|*Green/White||Sub Coil 1 (+), Left Front Door Woofer (+), Left Front Tweeter (+), Sub Coil 2 (+), or Not Used|
|*White/Red||Sub Coil 1 (-), Left Front Door Woofer (-), Left Front Tweeter (-), Sub Coil 2 (-), or Not Used|
|*Yellow/Brown||Sub Coil 2 (+), Right Front Door Woofer (+), Right Front Tweeter (+), Sub Coil 1 (+), or Not Used|
|*Brown/Blue||Sub Coil 2 (-), Right Front Door Woofer (-), Right Front Tweeter (-), Sub Coil 1 (-), or Not Used|
|White||Left Front Speaker (+)|
|White/Black||Left Front Speaker (-)|
|Gray||Right Front Speaker (+)|
|Gray/Black||Right Front Speaker (-)|
|Green||Left Rear Speaker (+)|
|Green/Black||Left Rear Speaker (-)|
|Purple||Right Rear Speaker (+)|
|Purple/Black||Right Rear Speaker (-)|
*Wiring Note: The Brown/White, Dark Blue/Pink, Green/Orange, Green/Red, Green/White, White/Red, Yellow/Brown, and Brown/Blue wires of the amp bypass harness provide a variety of functions based on your type of vehicle. Check the Installation Instructions for your specific type of vehicle and function.Factory Amp Locations:
- 4Runner: Behind passenger rear quarter panel
- Matrix/Prius: Under passenger front seat
- Sequoia: Under center console
- Sienna/Solara: Behind glove box
- Tacoma: On back wall near passenger side
- Tundra: On back wall near drivers' side
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