Pinouts >  Genuine Lexus and Toyota Car Audio Head units harness  >  Toyota pinouts
p/n 86120-47200

 

Symbols
(Terminal No.)

Wiring
Color

Terminal Description

Condition

Specified Condition

RR+ (R4-1) - GND (R3-7)

R - BR

Sound signal (Rear Right)

Audio system is sounding

-

RL+ (R4-2) - GND (R3-7)

B - BR

Sound signal (Rear Left)

Audio system is sounding

-

RR- (R4-3) - GND (R3-7)

W - BR

Sound signal (Rear Right)

Audio system is sounding

-

RL- (R4-6) - GND (R3-7)

Y - BR

Sound signal (Rear Left)

Audio system is sounding

-

FR+ (R3-1) - GND (R3-7)

LG - BR

Sound signal (Front Right)

Audio system is sounding

-

FL+ (R3-2) - GND (R3-7)

P - BR

Sound signal (Front Left)

Audio system is sounding

-

ACC (R3-3) - GND (R3-7)

GR - BR

Accessory (ON)

Turn power switch OFF

Below 1 V

Turn power switch ON (ACC)

10 to 14 V

+B (R3-4) - GND (R3-7)

SB - BR

Battery

Always

10 to 14 V

FR- (R3-5) - GND (R3-7)

L - BR

Sound signal (Front Right)

Audio system is sounding

-

FL- (R3-6) - GND (R3-7)

V - BR

Sound signal (Front Left)

Audio system is sounding

-

GND (R3-7) - Body ground

BR -
Body ground

Ground

Always

Below 1 Ω

ANT+ (R3-8) - GND (R3- 7)

O - BR

Power source of antenna

Radio switch ON

10 to 14 V

ILL+ (R3-10) - GND (R3-7)

G - BR

Illumination signal

Turn light control switch OFF

Below 1 V

Turn light control switch TAIL or HEAD (Light intensity is max.)

10 to 14 V

TX1+ (R5-9) - GND (R3-7)

P - BR

AVC-LAN communication signal

Turn power switch ON (ACC)

2 to 3 V

TX1- (R5-10) - GND (R3- 7)

W - BR

AVC-LAN communication signal

Turn power switch ON (ACC)

2 to 3 V

SWG (R5-6) - GND (R3-7)

R - BR

Steering pad switch ground

Always

Below 1 Ω

SW1 (R5-7) - GND (R3-7)

B - BR

Steering pad switch signal

Steering pad switch not operated

4 V or more

SEEK+ switch pushed

Approx. 0.5 V

SEEK- switch pushed

Approx. 0.9 V

VOL+ switch pushed

Approx. 2.0 V

VOL- switch pushed

Approx. 3.4 V

SW2 (R5-8) - GND (R3-7)

W - BR

Steering pad switch signal

Steering pad switch not operated

4 V or more

MODE switch pushed

Below 2.5 V

ILL- (R4-5) - GND (R3-7)

W-B - BR

Illumination signal

Turn light control switch OFF

Below 1 V

Turn light control switch TAIL or HEAD (Light intensity is max.)

10 to 14 V

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Toyota Prius (2003-2009) 51824 Head Unit visual pinout:
Toyota Prius (2003-2009) 51824 Head Unit diagram
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