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Home › Acura › 2009 › TSX Automatic › Repair and Diagnosis › External Pages › Different car › Section 63 (Audio System) › System Description › Audio Unit Connector Inputs and Outputs › Overview

Audio Unit Connector Inputs and Outputs: Overview

WARNING: This page is about a different car, the 2008 Acura TSX, 2007 Acura TSX, 2006 Acura TSX, 2005 Acura TSX, and 2004 Acura TSX. However, it is still accessible from the selected car via links, so may be relevant.

Audio Unit Connector C (6P) ('06-08 models) 

AUDIO UNIT CONNECTOR C (6P) ('06-08 MODELS)

Cavity Wire Connects to
C1 RED Auxiliary jack assembly-AUX DET
C2 GRN Auxiliary jack assembly-AUX GND
C3 WHT Auxiliary jack assembly-AUX R
C4 RED Auxiliary jack assembly-AUX SGND
C5 BLK Auxiliary jack assembly-AUX L
C6 GRY Auxiliary jack assembly-AUX SH GND

Audio Unit Connector D (5P) ('06-08 models) 

AUDIO UNIT CONNECTOR D (5P) ('06-08 MODELS)

Cavity Wire Connects to
D2 BLU HandsFreeLink control unit (HFL mute)
D3 YEL HandsFreeLink control unit (RG GND)
D4 BRN HandsFreeLink control unit (RG L+)
D5 GRY HFL shield

Audio-HVAC Display Panel Connector C (10P) 

AUDIO-HVAC DISPLAY PANEL CONNECTOR C (10P)

Cavity Wire Connects to Cavity Wire Connects to
C1 BLK Audio-HVAC subdisplay ground (5 V) C7 BLU Audio-HVAC subdisplay CE signal line
C2 BLU/ORN(1) Audio-HVAC subdisplay 5 V signal line C8 GRY Audio-HVAC subdisplay shielding ground
BLU(2)
C4 YEL/RED(1) Audio-HVAC subdisplay reset signal line C9 RED Audio-HVAC subdisplay LCD (BL-) signal line
YEL(2)
C5 YEL(1) Audio-HVAC subdisplay clock signal line C10 GRN Audio-HVAC subdisplay LCD (BL+) signal line
PUR(2)
C6 BLU/RED(1) Audio-HVAC subdisplay data signal line - -- --
ORN(2)
(1) '04 model
(2) '05-08 models


With navigation type printed circuit board connector.

Fig 1: Identifying 14P Connector, 20P Connector And 2P Connector
G05489180Courtesy of AMERICAN HONDA MOTOR CO., INC.

20P Connector 

20P CONNECTOR

Terminal Signal Terminal Signal
1 VOL-B 12 ELECT SW
2 VOL-A 13 AC DATA-OUT
3 COM2 14 LCD BL+
4 COM1 15 LCD BL-
6 ILL 8 V-B 16 ACC 5 V
7 ILL GND-C 17 SW1
8 ILL 8 V-C 18 SW2
9 ILL GND-B 19 SW3
10 ILL GND-A 20 ILL 8 V-A
11 COM3 - --

14P Connector 

14P CONNECTOR

Terminal Signal Terminal Signal
1 GREEN-LED 9 ANTI-RED
2 TUNE-B 10 VDD 5 V
3 TUNE-A 11 SD-CE
6 PWR SW 12 SD-DATA
7 P-GND 13 SD-CLOCK
8 RED-LED 14 SD-RESET

2P Connector 

2P CONNECTOR

Terminal Signal Terminal Signal
1 ILL+ 2 ILL-


Without navigation type printed circuit board connector.

Fig 1: Identifying 14P Connector, 20P Connector And 2P Connector
G05489181Courtesy of AMERICAN HONDA MOTOR CO., INC.

20P Connector 

20P CONNECTOR

Terminal Signal Terminal Signal
1 ILL GND-A 12 LCD-CLK
2 ILL GND-B 13 LCD-CE
3 ILL 8 V-C 14 LCD-DO
4 ILL GND-C 15 ACC 5 V
5 ILL 8 V-B 16 LCD BL-
9 VOL-A 17 LCD BL+
10 VOL-B 19 EJECT SW
11 ILL 8 V-A 20 LCD-DI

14P Connector 

14P CONNECTOR

Terminal Signal Terminal Signal
1 P-GND 8 SD-REST
2 PWR-SW 9 SD-CLK
3 ILL-GND-D 10 SD-DATA
4 ILL 8 V-D 11 SD-CE
5 TUNE-A 12 VDD 5 V
6 TUNE-B 13 ANTI-LED
7 GREEN-LED 14 RED-LED

2P Connector 

2P CONNECTOR

Terminal Signal Terminal Signal
1 ILL+ 2 ILL-
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