Pinouts >  Genuine Lexus and Toyota Car Audio Head units harness
not for navigation or DVD radio
This pinout is associated with 39 compatible devices or models. Show them>
Pin Function Details
1 R+ Right Audio Input Positive
2 L+ Left Audio Input Positive
3 SGND Signal Ground
4 Mute Logical 1 when Radio Switch is On
5 BU+B Battery +12V
6 R- Right Audio Input Negative
7 L- Left Audio Input Negative
8 GND Ground
9 TX- Transmission-
10 TX+ Transmission+
12 ACC+B +12V when key is in ACC/AUX position

May be used to connect CD, MP3, AUX player.

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