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20 pin Nissan Head Unit Audio main connector layout
20 pin Nissan Head Unit Audio main connector
p/n 28185-9BK1B, model CQ-FN94E8GX

Pin
Num
W/C Signal
2 BR
Sound signal front door speaker and front tweeter LH (+)
 
3 L
Sound signal front door speaker and front tweeter LH (-)
 
4 G
Sound signal rear door speaker LH (+)
 
5 B
Sound signal rear door speaker LH (-)
 
6 BR
STRG SW A
Press and hold MODE switch. 0 V
Press and hold SEEK UPswitch. 1.34 V
Press and hold SEEK DOWN switch. 2.45 V
Press and hold BT TALK switch. 3.43 V
Except for above. 5.0 V

 
7 G/B
ACC power supply
 
8 GR
Illumination control signal (-)
 
9 R
Illumination control signal (+)
 
11 LG
Sound signal front door speaker and front tweeter
RH (+)
 
12 R
Sound signal front door speaker and front tweeter
RH (-)
 
13 GR
Sound signal rear door speaker RH (+)
 
14 BG
Sound signal rear door speaker RH (-)
 
15 G
STRG SW ground
 
16 W
STRG SW B
Press VOL DOWN switch 0 V
Press VOL UP switch. 1.34 V
Press PHONE switch. 2.45 V
Except for above. 5.0 V
18 SB
Vehicle speed signal
 
19 Y
Battery power supply
 
20 B
GND
 

W/C stands for Wire Color. It is for Xterra 2015 and is very dependent on model and model year.

Pin
Num
W/C Signal
37 P  
Microphone signal (+)
 
38 L
MIC VCC
 
39 shield
Microphone signal (-)
 
47 B
EQ3
 

W/C stands for Wire Color. It is for Xterra 2015 and very dependent on model and model year.

Pin
Num
W/C Signal
63 shield
AUX audio signal shield
 
64 R
AUX
 
65 W
AUX audio signal RH
 
66 B
AUX audio signal LH
 

W/C stands for Wire Color. It is for Xterra 2015 and very dependent on model and model year.

Pin
Num
W/C Signal
71 B
USB ground
 
73 G
USB D+ signal
 
74 W
USB D- signal
 
75 R
V BUS signal
 
76 shield
USB shield
 

W/C stands for Wire Color. It is for Xterra 2015 and very dependent on model and model year.

 

32 pin Nissan Head Unit Additional connector layout
32 pin Nissan Head Unit Additional connector
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