Shown below are the pins wires coming out of the factory STEREO HEAD UNIT

2002 ACURA MDX Stereo Head Unit Connections

Audio Head Unit

Pin 0 Antenna
Pin 1 Yellow White Wire Battery Power supply
Pin 2 White Red Wire Accessory Supply
Pin 3 Green Red Wire Remote
Pin 4 Blue Orange White White Wire SCTY OUT
Pin 5 Blue Wire RR (+)
Pin 6 Red Wire RL (+)
Pin 7 Yellow Wire FR(+)
Pin 8 White Wire FL (+)
Pin 9 Red Black Wire Illumination (+)
Pin 10 White Wire Battery power Supply
Pin 11 Orange Wire NAV
Pin 12 Blue Green Wire LEFT
Pin 13 Orange Blue Wire RIGHT
Pin 14 White Black MUTE
Pin 15 Black Wire RR (-)
Pin 16 Green Wire RL (-)
Pin 17 Brown Wire FR (-)
Pin 18 Orange Wire FL (-)
Pin 19 Red Wire Illumination (-)

Front Stereo Amplifier

Pin 1 Brown Black wire FR (-)
Pin 2 Red Green Wire FR (+)
Pin 3 White Wire Battery Power Supply
Pin 4 no connection
Pin 5 Yellow White wire Control Switch B (+)
Pin 6 Orange Blue Wire Bass (+)
Pin 7 Black Wire RR (-)
Pin 8 Brown Wire FR (-)
Pin 9 Green Wire RL (-)
Pin 10 Orange Wire FL (-)
Pin 11 no connection
Pin 12 Blue Yellow RL (+)
Pin 13 Grey White Wire RL (-)
Pin 14 Brown White wire RR (-)
Pin 15 Red Yellow Wire RR (+)
Pin 16 Black wire GROUND
Pin 17 Light Green Wire Shield
Pin 18 no connection
Pin 19 Blue Green Wire BASS (-)
Pin 20 Blue wire RR (+)
Pin 21 Yellow Wire FR (+)
Pin 22 Red Wire RL (+)
Pin 23 White Wire FL (-)
Pin 24 no connection
Pin 25 Grey Black Wire FL (-)
Pin 26 Blue green wire FL (+)

If you need a detailed stereo wiring diagram,please contact ATS

Legend

LF left front
LR left right
RR right rear
RL right left
RR right rear
SPKR Speaker
GROUND ground supply connection
(+) positive wire connection
(-) negative wire connection

Copyright (C) 2000-2012 JESR Enterprises. All rights reserved