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20 pin Honda Head unit CN701 proprietary connector layout
20 pin Honda Head unit CN701 proprietary connector
at the car stereo

 

Pin
Number
harness color Pin
Name
Connects to
1 WHT RADIO SW + B Stereo amplifier
2 PUR ACC 32 (10 A) fuse in the driver's under-dash fuse
3 ORN REMOTE SW Audio remote switch
4 BRN NAVI SCTY Navigation display unit
5 BLU RR R + Stereo amplifier
6 PUR RR L + Stereo amplifier
7 GRN FR R + Stereo amplifier
8 PNK FR L + Stereo amplifier
9 LTBLU ILL+ No. 7 (7.5 A) fuse in the passenger's under-dash fuse
10 WHT + B No. 5 (7.5 A) fuse in the driver's under-dash fuse/relay
11 BRN REMOTE SW GND Audio remote switch
14 GRY PRE AMP SHILD Shield
15 BRN RR R - Stereo amplifier
16 LTGRN RR L - Stereo amplifier
17 LTBLU FR R - Stereo amplifier
18 RED FR L - Stereo amplifier
19 ORN ILL- Dash lights brightness control
20 BLK GND Body ground

 


Pin
Number
harness color Pin
Name
connects to
1 BRN FR CTR+ Stereo amplifier
2 PNK SUB+ Stereo amplifier
3 GRY BOSE BUS SHILD Shield for terminals No. 4 and No. 20
4 GRN BOSE BUS+ Stereo amplifier
10 RED CLK-AC Climate control unit
11 ORN IMS 1 Smart ECU
12 PNK ACC Audio-HVAC subdisplay unit
13 GRN BLANK Audio-HVAC subdisplay unit
14 YEL CLOCK Audio-HVAC subdisplay unit
15 RED LOAD Audio-HVAC subdisplay unit
16 BLU LCD BL+ Audio-HVAC subdisplay unit
17 LTGRN FR CTR- Stereo amplifier
18 LTBLU SUB Stereo amplifier
19 GRY AMP SHILD Shield for terminals No. 1, No. 2, No. 17, No. 18
20 RED BOSE B U S Stereo amplifier
24 LTGRN HFL MUTE HandsFreeLink control unit, HFL/navigation microphone
26 YEL SO-AC Climate control unit
27 PNK IMS 2 Smart ECU
28 PUR 5V GND Audio-HVAC subdisplay unit
29 GRY SHILD Shield for terminals No. 13, No. 14, No. 15, No. 18, No. 30 and No. 31
30 BLK SEG TEST Audio-HVAC subdisplay unit
31 WHT DATA Audio-HVAC subdisplay unit
32 ORN LCD BL- Audio-HVAC subdisplay unit

 

14 pin CD

 

Pin
Number
harness color Pin
Name
connects to
1 WHT + B USB adapter unit, XM receiver unit
2 PUR SYS ON USB adapter unit, XM receiver unit
3 GRY GA-NET BUS SH Shield for terminals No. 9 and No. 10
4 GRY AUDIO SH Shield for terminal No. 5, No. 6, No. 13, and No. 14
5 GRN AUDIO R + USB adapter unit, HandsFreeLink control unit, AcuraLink
control unit (XM receiver), MX receiver unit
6 WHT A U D IO L+ USB adapter unit, HandsFreeLink control unit, AcuraLink
control unit (XM receiver), XM receiver unit
9 GRN GA-NET BUS+ Navigation display unit
10 RED GA-NET B U S Navigation display unit
11 BLK GND USB adapter unit, XM receiver unit
13 BLK AUDIO R- USB adapter unit, HandsFreeLink control unit, AcuraLink
control unit (XM receiver), XM receiver unit
14 RED AUDIO L - USB adapter unit, HandsFreeLink control unit, AcuraLink
control unit (XM receiver), XM receiver unit

6 pin Aux Connector

 

Pin
Number
harness color Pin
Name
connects to
1 YEL AUXDET Auxiliary jack assembly
2 BLK AUXGND
3 RED AUX R-C H
4 GRN AUX SIG GND
5 WHT AUX L-CH
6 GRY AUXSHGND Shield for terminals No. 1, No. 2, No. 3, No. 4, and No. 5

 

26 pin Connector at the Amplifier

Pin
Number
harness color Pin
Name
connects to
5 BLU RR R +  
6 BRN RR R -  
7 PNK SUB+  
8 LT BLU SUB-  
10 GRN BOSE BUS+  
11 RED BOSE B U S  
12 GRN FR R +  
13 LTBLU FR R-  
18 WHT DIAG Active noise cancellation unit
19 PUR RR L+  
20 LTGRN RR L -  
21 BRN FR CTR+  
22 LTGRN FR CTR-  
24 GRY REMOTE ON Active noise cancellation unit
25 PNK FR L+  
26 RED FR L-  

 

14 pin Amp


Pin
Number
harness color Pin
Name
connects to
1 GRY FR SP- Front passenger's door speaker and right front door tweeter
2 BRN RL S P- Left rear speaker
3 BLK GND Body ground
4 WHT + B No. 3 (30 A) fuse in the passenger's under-dash fuse
5 BRN SUBW SP+ Subwoofer
6 LT GRN FR SP + Front passenger's door speaker and right front door tweeter
7 GRY RLSP+ Left rear speaker
8 BLU RRSP+ Right rear speaker
9 ORN RR S P- Right rear speaker
10 PUR

RL TWD+

Left rear twiddler
11 LT BLU RLTWD- Left rear twiddler
12 GRY RR T W D + Right rear twiddler
13 BLU R R T W D - Right rear twiddler
14 GRN SUBW SP-   


Pin
Number
harness color Pin
Name
connects to
2 RED RG-L+ Navigation unit
3 GRN RG-L GND Navigation unit
4 BLU MIC R IN- Active noise cancellation unit, Active noise cancellation rear
microphone
5 RED M IC R IN + Active noise cancellation unit, Active noise cancellation rear
microphone
9 PNK CTR S P - Front center speaker
10 LTGRN FLSP - Driver's door speaker and left front door tweeter
12 GRN TELM SIG+ HandsFreeLink control unit
13 RED TELM SIG- HandsFreeLink control unit
14 PUR F+ Active noise cancellation unit
15 ORN F- Active noise cancellation unit
16 PNK R+ Active noise cancellation unit
17 GRN R - Active noise cancellation unit
19 WHT RADIO SW +B Audio unit
22 BLU CTR SP+ Front center speaker
23 LTBLU FL SP+ Driver's door speaker and left front door tweeter
14 pin Honda Head unit CN702 proprietary connector layout
14 pin Honda Head unit CN702 proprietary connector
at the head unit
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Acura RL (2009-2011) Head Unit visual pinout:click to enlarge
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