Whether your an expert Toyota electronics installer or a novice Toyota enthusiast with a 2003 Toyota Sequoia, a car stereo wiring diagram can save yourself a lot of time. One of the most time consuming tasks with installing an after market car stereo, car radio, car speakers, car amplifier, car navigation or any car electronics is identifying the correct color wires for a 2003 Toyota Sequoia.
The Modified Life staff has taken all its Toyota car radio wiring diagrams, Toyota car stereo wiring diagrams, Toyota car radio wiring schematics, Toyota car wiring diagrams and cataloged them online. Feel free to use any Toyota car stereo wiring diagram that is listed on Modified Life but keep in mind that all information here is provided “as is” without any warranty of any kind and most of the diagrams listed on our enthusiast website are submitted by the Modified Life community. Use of the wiring information is at your own risk. Always verify all wires, wire colors and diagrams before applying any information found here to your 2003 Toyota Sequoia.
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2003 Toyota Sequoia Car Stereo Radio Wiring Diagram
Car Radio Constant 12v+ Wire: Blue/Yellow
Car Radio Switched 12v+ Wire: Gray
Car Radio Ground Wire: Black
Car Radio Illumination Wire: N/A
Car Stereo Dimmer Wire: N/A
Car Stereo Antenna Trigger: White/Blue
Car Stereo Amp Trigger Wire: Pink/Blue
Car Stereo Amplifier Location: The front amplifier is located behind the radio. The rear amplifier is located under the center console.
Front Speakers Size: N/A
Front Speakers Location: N/A
Left Front Speaker Positive Wire (+): Pink
Left Front Speaker Negative Wire (-): Violet
Right Front Speaker Positive Wire (+): Green
Right Front Speaker Negative Wire (-): Blue
Rear Speakers Size: N/A
Rear Speakers Location: N/A
Left Rear Speaker Positive Wire (+): Black
Left Rear Speaker Negative Wire (-): Yellow
Right Rear Speaker Positive Wire (+): Red
Right Rear Speaker Negative Wire (-): White