Pinouts >  Nissan, Infinity OEM Head units
20 pin Nissan Head Unit Audio main connector layout
20 pin Nissan Head Unit Audio main connector
p/n 28185-ZXOOB??

Pictures may be wrong!

20 pin Nissan Head Unit Audio main

Pin
Num
W/C Signal
1 B/P Amp. ON signal (more than 6.5V)
6 W/G
STRG SW A
Press phone switch. 0 V
Press SEEK UP switch. 0.7 V
Press SEEK DOWN switch. 1.3 V
Except for above. 3.3 V
7 V/Y
ACC power supply
 
8 R/Y
Illumination control signal (-)
 
9 R/L
Illumination control signal (+)
 
15 L/B
STRG SW ground
 
16 GR/L
STRG SW B
Press VOL DOWN switch 0 V
Press VOL UP switch. 0.7 V
Press phone switch. 1.3 V
Press SOURCE switch. 2.0 V
Except for above. 3.3 V
18 V/W
Vehicle speed signal (8-pulse)
 
19 Y/R
Battery power supply
 
20 B
GND
 

W/C stands for Wire Color. It is for Nissan Altima 2012 and is  dependent on model and model year.

32 pin Nissan Head Unit Additional

Pin
Num
W/C Signal
24 Y Telephone audio in
25 BR Telephone audio in GND
26   Tel shield
27 B GND
28 B/R M-CAN A+
29 BR M-CAN A-
30   shield
31 B/R M-CAN B+
32 W/R M-CAN B-
33 B CAMERA GND
34 GR CAMERA +6V Out when selector in R pos
35 Y Rear view camera video in (+)
36   shield
40 B GND
41 R/W Telephone ON signal
50 P/B Reverse signal +12V when selector in R pos

 

12 pin Nissan Head Unit

Pin
Num
W/C Signal
53 R Audio sound signal front LH (-)
54 R Audio sound signal rear LH (-)
57 W Audio soundsignal front RH (-)
58 LG Audio sound signal rear RH (-)
59 G Audio sound signal front LH (+)
60 GR Audio sound signal rear LH (+)
63 B Audio soundsignal front RH (+)
64 V Audio sound signal rear RH (+)

 

Pin
Number
Description Direction Wire
Color
77 USB Ground   B
78 USB D-   W
79 V BUS   R
80 USB D+   G
32 pin Nissan Head Unit Additional connector layout
32 pin Nissan Head Unit Additional connector
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12 pin Nissan Head Unit connector layout
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