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16 pin (10+6) Toyota Head Unit proprietary connector layout
16 pin (10+6) Toyota Head Unit proprietary connector
p/n 86271VA641

Pin
Num
Pin
A1
FRONT-RH (+)
 
A2
FRONT-LH (+)
 
A3
ACC
 
A4
+B
 
A5
FRONT-RH (–)
 
A6
FRONT-LH (–)
 
A7
GND
 
A8
ANTENNA-ON
 
A10
ILLUMI (+)
 
B1
REAR-RH (+)
 
B2
REAR-LH (+) / INT + (with AMP)
 
B3
REAR-RH (–)
 
B4 SLD2  (with AMP)
B5
ILLUMI (–)
 
B6
REAR-LH (–) / INT - (with AMP)
 

W/C stands for Wire Color. It is for WRX 2017 and is  very dependent on model and model year.

Pin
Num
Pin
2
REV
 
3
BRIGHT
 
4
MACC
 
5
MIC+
 
6
MIC-DET
 
7
N.C./TX1+ (for AMP communication)
 
8
N.C. /TX1– (for AMP communication)
 
15
PKB
 
16 MUTE (with AMP)
17
SPD
 
19
MIC–
 
21
SW1
VOL (+)  Less than 1 Ohm
VOL (–)  Approx. 50 Ohm
SEEK (›)  Approx. 120 Ohm
SEEK (‹)  Approx. 230 Ohm
LIST  Approx. 430 Ohm
RETURN  Approx. 1,000 Ohm
 
22
SW2
MUTE/ENTER  Less than 1 Ohm
TALK  Approx. 50 Ohm
Source  Approx. 120 Ohm
ON HOOK  Approx. 230 Ohm
OFF HOOK  Approx. 430 Ohm
 
23
SWG
 
25
AUX-DET
 
26
AUX-R (+)
 
27
AUX-LR (–)
 
28
AUX-L (+)
 

 

 

Pin
Num
Pin
8 MUTE (with AMP)

 

RearView camera connector

Pin
Num
Signal
1
CGND
 
2
CB+
 
3
CV+
 
4
CV–
 

 

28 pin Nissan Head Unit Aux connector layout
28 pin Nissan Head Unit Aux connector
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Subaru WRX, STI (2017-2018) Navigation Head Unit visual pinout:click to enlarge
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