Pinouts >  Genuine Mitsubishi Car audio Head Units  >  Mitsubishi pinouts
p/n 8750A486, 8750A481
This pinout is associated with 5 compatible devices or models. Show them>

20 pin Main Audio Connector

Terminal No. Check item Check condition Terminal voltage
1 ACCESSORY (+) Ignition switch: ACC position System voltage (DC)
2 REMOCON Ignition switch: ACC position 3.3 V (DC)
3, 4 - - -
5 SPEAKER RR (+) When the sound is output 0 - System voltage (AC)
6 SPEAKER FR (+) When the sound is output 0 - System voltage (AC)
7 SPEAKER RL (+) When the sound is output 0 - System voltage (AC)
8 SPEAKER FL (+) When the sound is output 0 - System voltage (AC)
9 ILLUMINATION (+) Tail lamp switch: ON System voltage (DC)
10 BATTERY (+) Always System voltage (DC)
11 VEHICLE SPEED PULSE Ignition switch: ON 0 - System voltage (pulse)
12 REMOCON GND Always 1 V or less
13 - - -
14 ANTENNA +B Ignition switch: ACC position System voltage (DC)
15 SPEAKER RR (-) When the sound is output 0 - System voltage (AC)
16 SPEAKER FR (-) When the sound is output 0 - System voltage (AC)
17 SPEAKER RL (-) When the sound is output 0 - System voltage (AC)
18 SPEAKER FL (-) When the sound is output 0 - System voltage (AC)
19 ILLUMINATION (-) Always 1 V or less
20 GND Always 1 V or less

18 pin Connector

Terminal No. Check item Check condition Terminal voltage
21 AUX/RSES INPUT RIGHT When the sound is input from audio and video adapter/rear display unit 1.2 Vrms (AC)
22 AUX/RSES INPUT LEFT When the sound is input from audio and video adapter/rear display unit 1.2 Vrms (AC)
23 HFM/USB S-INPUT RIGHT When the hands-free interface system/USB device operation 1.2 Vrms (AC)
24 HFM/USB S-INPUT LEFT When the hands-free interface system/USB device operation 1.2 Vrms (AC)
25 - 27 - - -
28 IE-BUS POWER ON Ignition switch: ACC position 1 V or less
29 IE-BUS (+) Ignition switch: ACC position More than 120 mV
30 AUX/RSES INPUT GND Always 1 V or less
31 - - -
32 HFM/USB INPUT GND When the hands-free interface system/USB device operation 1.2 Vrms (AC)
33 - 37 - - -
38 IE-BUS (+) Ignition switch: ACC position More than 120 mV

8 pin Camera Connector

Terminal No. Check item Check condition Terminal voltage
41 VCC  
  • Ignition switch: ON position
  • Selector lever: R position
5.8 - 7.0 V (DC)
42 CAMERA DETECT  
  • Ignition switch: ON position
  • Selector lever: R position
0 - 5 V (DC)
43 PS-R  
  • Ignition switch: ON position
  • Selector lever: R position
System voltage (DC)
44 BATTERY (+) Always System voltage (DC)
45 GND Always 1 V or less
46 CAMERA SIGNAL  
  • Ignition switch: ON position
  • Selector lever: R position
1 Vp-p (AC)
47 SHIELD (CAMERA) Always 1 V or less
48 GND Always 1 V or less

16 pin Video Connector

Terminal No. Check item Check condition Terminal voltage
51, 52 - - -
53 VIDEO INPUT When the image is input from audio and video adapter 1 Vp-p (AC)
54 VIDEO DETECT Always 1 V or less
55 - 60 - - -
61 SHIELD (VIDEO INPUT) Always 1 V or less
61 - 66 - - -

 or

Terminal No. Signal symbol Check item Check condition Terminal voltage
51 TX-C CAN BOX DATA TX Ignition switch: ACC position 5V (DC)
52 SH-C SHIELD (CAN BOX DATA) Always 1 V or less
53 - 58 - - - -
59 RX-C CAN BOX DATA RX Ignition switch: ACC position 2 - System voltage(DC)
60 CK-C CAN BOX DATA CLX Ignition switch: ACC position 1 - 5V (DC)
18 pin Mitsubishi Head Unit connector layout
18 pin Mitsubishi Head Unit connector
at the head unit
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Mitsubishi MMCS NR-242 W-13 Pajero (2013-2018) Head Unit visual pinout:
Mitsubishi MMCS NR-242 W-13 Pajero (2013-2018) Head Unit diagram
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Source(s) of this and additional information: http://mmc-manuals.ru/manuals/pajero_iv/online/Service_Manual/2012/index_M1.htm
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