Toyota Fujitsu Ten 86120 series commonly uses the industry-standard Toyota
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Negative lead for the rear passenger-side speaker.
The is more than just a list of colors—it is the key to your vehicle's audio DNA. Without it, you are guessing. With it, you can confidently install a subwoofer, diagnose a silent speaker, or retain steering wheel controls. manual toyota fujitsu ten 86120 wiring diagram
This is the main harness plug. It delivers primary battery power, ignition switching, illumination signals, and drives the front left and front right speakers. Pin Number Wire Function Common Factory Color Description FR+ (Front Right Positive) Light Green Powers front right speaker (+) Pin 2 FL+ (Front Left Positive) Powers front left speaker (+) Pin 3 ACC (Accessory/Ignition) Switched +12V power from ignition Pin 4 +B (Battery/Constant) Blue / Yellow stripe Constant +12V power for clock/memory Pin 5 FR- (Front Right Negative) Return path for front right speaker (-) Pin 6 FL- (Front Left Negative) Return path for front left speaker (-) Pin 7 GND (Ground) Chassis ground connection Pin 8 ANT+ (Power Antenna) Provides +12V trigger to raise motorized antenna Pin 9 AMP (Amplifier Trigger) Pink / Blue stripe Sends turn-on signal to factory amp (if equipped) Pin 10 ILL+ (Illumination) Dims radio display when headlights turn on 2. The 6-Pin Rear Speaker Connector
========================================= | 1 2 3 4 5 6 7 8 9 10 | <-- 10-Pin Main ========================================= ========================= | 1 2 3 4 5 6 | <-- 6-Pin Rear =========================
This is the primary harness supplying power to the unit and audio to the speakers. Constant +12V Battery (Memory) Pin 2 (Red): Accessory +12V (Ignition) Pin 3 (Black): Ground (-) Pin 4 (White/Red): Illumination/Dimmer Pin 5 (Red/White): Front Right Speaker (+) Pin 6 (Red/Black): Front Right Speaker (-) Pin 7 (Blue/White): Front Left Speaker (+) Pin 8 (Blue/Black): Front Left Speaker (-) Toyota Fujitsu Ten 86120 series commonly uses the
The series, manufactured by Fujitsu Ten , uses a standardized Toyota wiring harness configuration. While specific sub-models may vary slightly, most utilize a two-plug setup: a 10-pin main connector for power and front speakers, and a 6-pin connector for the rear speakers. Standard 10-Pin Power & Front Speaker Connector
Shows 12V only when the key is in "ACC" or "ON".
For owners of older Toyota vehicles, the factory stereo system—often manufactured by (now known as DENSO TEN )—is a reliable unit. However, upgrading, repairing, or troubleshooting these systems requires precise knowledge of the wiring, especially when dealing with the common 86120-XXXXX series head units. The is more than just a list of
By following this comprehensive guide, you'll be well on your way to becoming an expert on the manual Toyota Fujitsu Ten 86120 wiring diagram. Happy tinkering!
Most Toyota models use a standard motorola antenna plug, but some require a blue antenna adapter to fit aftermarket head units.
Do not trust random forum posts for your wiring. Use these sources:
Typically handles rear speakers and sometimes additional power/signals.
Features pins dedicated to AUX Right , AUX Left , and AUX Ground , alongside an AUX Shield/Detect pin that tells the radio when a physical cable is plugged into the console. Step-by-Step Aftermarket Installation Guide