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-EM33B, 28185 1PA1A, 28185 3LM0A, 28185-EM33A, 28185-EM33B, 28185-EM31B, 28185-EM31C, 28185-3LM0A

Pin
Num
W/C Signal
2 W
Sound signal front speaker LH +
 
3 BR
Sound signal front speaker LH -
 
4 V
Sound signal rear speaker LH +
 
5 R
Sound signal rear speaker LH -
 
6 L
STRG SW A
Press and hold MODE switch. 0 V
Press and hold SEEK UP switch. 1.7 V
Press and hold  VOL UP switch. 3.3 V
Except for above. 5.0 V
7 LG
ACC power supply
 
11 G
Sound signal front speaker RH +
 
12 SB
Sound signal front speaker RH -
 
13 LG
Sound signal rear speaker RH +
 
14 GR
Sound signal rear speaker RH -
 
15 B
STRG SW ground
 
16 P
STRG SW B
Press Phone/Send switch 0 V
Press SEEK DOWN switch. 1.7 V
Press VOL DOWN switch. 3.3 V
Except for above. 5.0 V
18 SB
Vehicle speed signal
 
19 BR
Battery power supply
 
20 B
GND
 

W/C stands for Wire Color. It is for Nissan Versa 2007 and is very dependent on model and model year.

Pin
Num
W/C Signal
21 B
EQ selection
 
22   shield
26 R
Audio signal subwoofer (with premium)
 
27 O
Bluetooth ON
 
28 BR
Subwoofer amp. ON signal (premium)
 
31 LG
Audio out +
 
33 V
Audio out
 
35   shield

W/C stands for Wire Color. It is for Nissan Versa 2007 and is very dependent on model and model year.

Pin
Num
W/C Signal
41 G
Audio left channel sound signal from satellite radio tuner (+)
 
42 R
Audio left channel sound signal from satellite radio tuner (-)
 
43 W
Audio right channel sound signal from satellite radio
tuner (-)
 
44 B
Audio right channel sound signal from satellite radio
tuner (+)
 
45  
Shield ground (audio signal)
 
46  
Shield ground (data)
 
48 B
Satellite radio tuner request to audio unit
 
49 L
Audio RX
 
50 Y
Audio TX
 

W/C stands for Wire Color. It is for Nissan Versa 2007 and is very dependent on model and model year.

 

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Nissan (2007-2011) Versa 6CD CY05E Head Unit visual pinout:click to enlarge
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