Pin 2 (Used for auto-switching to the backup camera).
You will typically find this unit in mid-range trims of popular Toyota models. It is characterized by a single or double-DIN design, often featuring a CD player, AM/FM radio, and sometimes an auxiliary input. Toyota 86140 Wiring Diagram Pdf
These are the most common connectors for basic audio and power. Pin 1 (Front Right +): Speaker output. Pin 2 (Front Left +): Speaker output. Pin 3 (ACC +B): Switched power (Ignition). Pin 4 (+B / BU): Constant 12V battery power (Memory). Pin 5 (Front Right -): Speaker output. Pin 6 (Front Left -): Speaker output. Pin 7 (GND): Chassis ground. 6-Pin (Connector B): Pin 1 (Rear Right +): Speaker output. Pin 2 (Rear Left +): Speaker output. Pin 3 (Rear Right -): Speaker output. Pin 6 (Rear Left -): Speaker output. 28-Pin Connector (Advanced Features) Pin 2 (Used for auto-switching to the backup camera)
When working with the Toyota 86140 wiring diagram PDF, keep the following tips in mind: These are the most common connectors for basic