Audio Unit Connector Replacement

When replacing an audio unit connector, match the wires to the cavities listed in the following table.
Cavity
Wire
Connect to
Cavity
Wire
Connect to
A1
YEL/GRN
Radio switch (Amp.)
A11
BRN
Radio remote switch ground
A2
RED
ACC (main stereo power supply)
A12
GRN
Navigation unit (RG GND)
A3
PUR[GRN/RED]
Radio remote switch
A13
WHT/GRN
Navigation unit (RG L+)
A4
RED[RED/BLU]
(Security input)
A14
WHT/BLU
Navigation unit (RG R+)
A5
LT GRN
Stereo Amplifier (Right rear speaker (+))
A15
PUR
Stereo Amplifier (Right rear speaker (−))
A6
BLU
Stereo Amplifier (Left rear speaker (+))
A16
PNK
Stereo Amplifier (Left rear speaker (−))
A7
RED
Stereo Amplifier (Front passenger's door speaker (+), Right tweeter (+))
A17
RED
Stereo Amplifier (Front passenger's door speaker (−), Right tweeter (−))
A8
RED/BLU
Stereo Amplifier (Driver's door speaker (+), Left tweeter (+))
A18
YEL
Stereo Amplifier (Driver's door speaker (−), Left tweeter (−))
A9
RED/BLK
Lights-on signal
A19
RED
Dash lights brightness controller
A10
WHT
Constant power
A20
BLK
Ground (G504)

[ ]:
RHD type

Cavity
Wire
Connect to
Cavity
Wire
Connect to
C1
BLK
Subdisplay assembly-ground (5V)
C6
BLU/RED
Subdisplay assembly-data signal line
C2
BLU
Subdisplay assembly-5V signal line
C7
BLU
Subdisplay assembly-CE signal line
C3
———
Not used
C8
GRY
Subdisplay assembly-shielding ground
C4
YEL/RED
Subdisplay assembly-reset signal line
C9
RED
Subdisplay assembly-LCD (BL−) signal line
C5
YEL
Subdisplay assembly-clock signal line
C10
GRN
Subdisplay assembly-LCD (BL+) signal line

With Navigation, Premium Audio

6 CD type printed circuit board connector

10P Connector

Terminal
Signal
Terminal
Signal
1
AUDIO-GND
6
VDD 5V
2
Power switch
7
SEC-LED
3
ILLUMI-GND 4
8
RED-LED
4
ILLUMI 8V-4
9
GREEN-LED
5
VOL-B
10
VOL-A


20P Connector

Terminal
Signal
Terminal
Signal
1
ILLUMI-GND-1
11
ILLUMI 8V-1
2
ILLUMI-GND-3
12
LCD-CK
3
ILLUMI 8V-3
13
LCD-CE
4
ILLUMI-GND-2
14
LCD-DO
5
ILLUMI 8V-2
15
ACC5V
6
SET4
16
LCD-GND
7
SET3
17
LCD8V
8
SET2
18
AC-DATA
9
SET1
19
EJECT switch
10
Not used
20
LCD-DI