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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 › Without Navigation

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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.
Fig 1: Identifying Audio Unit Connector Inputs And Outputs (Without Navigation)
G05489179Courtesy of AMERICAN HONDA MOTOR CO., INC.

Audio Unit Connector A (20P) 

AUDIO UNIT CONNECTOR A (20P)

Cavity Wire Connects to Cavity Wire Connects to
A1 YEL/GRN Audio switch (Amp.) A10 WHT/BLU(2) Constant power
YEL(5)
A2 YEL/RED(2) ACC (main stereo power supply) A11 BRN Audio remote switch ground
YEL(5)
A3 GRN/RED(1) Audio remote switch A15 PUR(1) Stereo amplifier (Right rear speaker (-))
ORN(3) LT BLU(4)
YEL(5)
A4 RED/WHT(1) (Security input) A16 PNK Stereo amplifier (Left rear speaker (-))
GRN(4)
A5 LT GRN(1) Stereo amplifier (Right rear speaker (+)) A17 RED Stereo amplifier (Front passenger's door speaker (-), Right tweeter (-))
PUR(4)
A6 BLU Stereo amplifier (Left rear speaker (+)) A18 YEL(1) Stereo amplifier (Driver's door speaker(-), Left tweeter (-))
BRN(4)
A7 BUT(1) Stereo amplifier (Front passenger's door speaker (+), Right tweeter (+)) A19 RED Dash lights brightness controller
GRN(4)
A8 RED/BLU(1) Stereo amplifier (Driver's door speaker (+), Left tweeter (+)) A20 BLK Ground (G504)
YEL(4)
A9 RED/BLK Lights-on signal - -- --
(1) '04 model
(2) '04-05 models
(3) '05 model
(4) '05-08 models
(5) '06-08 models

Audio Unit Connector B (14P) ('05-08 USA models) 

AUDIO UNIT CONNECTOR B (14P) ('05-08 USA MODELS)

Cavity Wire Connects to Cavity Wire Connects to
B1 WHT(2) XM receiver (GA +B) B8 RED/BLK(1) Lights-on signal
B2 LT BLU XM receiver (SYS ACC) B9 GRN XM receiver (BUS +)
B3 BLK(1) XM receiver (BUS GND) B10 RED XM receiver (BUS -)
GRY(2)
B4 BRN(1) XM receiver (SAT shield) B11 BLK XM receiver (MAIN GND)
GRY(2)
B5 GRN XM receiver (SAT R+) B12 RED(1) Dash lights brightness controller
B6 BLK XM receiver (SAT L+) B13 RED XM receiver (SAT R-)
B7 WHT/GRN(1) XM receiver (+B) B14 WHT XM receiver (SAT L-)
(1) '05 model
(2) '06-08 models

Audio Unit Connector C 14P) ('06-08 models) 

AUDIO UNIT CONNECTOR C 14P) ('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 (TELM SIG-)
D4 BRN HandsFreeLink control unit (TELM SIG+)
D5 GRY TELM SIG SH

Audio-HVAC Display Panel Connector C (10P) 

AUDIO-HVAC DISPLAY PANEL CONNECTOR C (10P)

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