Toyota Fujitsu Ten 86140 Wiring Diagram Better

The Toyota series is a modern touchscreen head unit found in many vehicles like the RAV4, Corolla, and Hilux. Its wiring is divided across several specific connectors: a 10-pin main power and front speaker plug, a 6-pin rear speaker plug, and a comprehensive 28-pin connector for advanced features like steering wheel controls and backup cameras. 10-Pin Main Power & Front Speaker Connector

Here is the definitive wire color code and pinout for the standard non-amplified system: toyota fujitsu ten 86140 wiring diagram

Most 86140 units utilize (typically 20-pin and 16-pin or 2x 20-pin blocks), sometimes plus a separate antenna and USB/Navi connector. Below is the standardized pinout for the main 20-pin power/speaker harness (Connector A) and the 16-pin auxiliary/signal harness (Connector B). The Toyota series is a modern touchscreen head

Whether you are replacing a dead factory unit, upgrading to an aftermarket Apple CarPlay stereo, or troubleshooting a speaker that has gone silent, you cannot proceed without the . Below is the standardized pinout for the main

If you are reading this, you have likely spent the last hour staring at a tangled mess of multicolored wires protruding from the dashboard of your Toyota. In your hand is a navigation unit or radio bearing the labels and Fujitsu Ten (now known as Denso Ten ), with the model number 86140 prominently displayed on the case.

| Pin | Wire Color | Function | Notes | | :--- | :--- | :--- | :--- | | | Blue/Yellow | Steering Wheel Switch Ground | Reference ground for SWC buttons | | 2 | Green/Red | Steering Wheel Switch (Voice) | Typically carries resistance-based signal | | 3 | Light Green | Steering Wheel Switch (Seek Up/Down) | Connects to clock spring | | 4 | White | CAN High (H) | Data bus to ECU/Body Control Module | | 5 | White/Black | CAN Low (L) | Data bus to ECU/Body Control Module | | 6 | Shield | Microphone Ground | For factory Bluetooth mic | | 7 | Red | Microphone Signal (+) | For factory Bluetooth mic | | 8 | N/A | N/C | - | | 9 | Gray | AUX Right Audio (+) | 3.5mm jack input | | 10 | Gray/Black | AUX Right Audio (-) | Signal return | | 11 | White/Red | AUX Left Audio (+) | 3.5mm jack input | | 12 | White/Black | AUX Left Audio (-) | Signal return | | 13 | Orange/Black | AUX Detect | Senses when aux cord is plugged in | | 14 | N/A | N/C | - | | 15 | Pink/Black | Steering Wheel Switch (+6V) | Power supply for steering switches | | 16 | N/A | Speed Signal Return | Used on JBL/Levinson systems |