LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Honda >> 2016 >> Civic EX >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Audio / Visual System - Testing & Troubleshooting >> Connector View >> Audio-Navigation Unit Connector for Inputs and Outputs (2016 2017 2018)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Audio-Navigation Unit Connector for Inputs and Outputs (2016 2017 2018)

Connector Index
Audio-Navigation Unit Connector A (24P) (With Stereo Amplifier)
Audio-Navigation Unit Connector A (24P) (Without Stereo Amplifier)
Audio-Navigation Unit Connector B (24P)
Audio-Navigation Unit Connector C (32P)
Audio-Navigation Unit Connector E (16P)
Audio-Navigation Unit Connector F (5P)
Audio-Navigation Unit Connector G (5P)
Audio-Navigation Unit Connector H (3P)
Audio-Navigation Unit Connector J (3P)
Audio-Navigation Unit Connector K (2P)
Audio-Navigation Unit Connector L (2P)
Audio-Navigation Unit Connector M (4P) (With Stereo Amplifier)
Audio-Navigation Unit Connector N (2P) (With XM)

AUDIO-NAVIGATION UNIT CONNECTOR A (24P) (With Stereo Amplifier) 

GHH399587Courtesy of HONDA, U.S.A., INC.
Cavity Terminal Name Description
A1 GND Ground for audio-navigation unit (G504)
A2 Not used ---
A3 +B AUDIO Continuous power source
A4 Not used ---
A5 Not used ---
A6 Not used ---
A7 Not used ---
A8 Not used ---
A9 Not used ---
A10 Not used ---
A11 Not used ---
A12 K LINE Detects scan tool signal (serial data)
A13 Not used ---
A14 B-CAN_H Communication signal
A15 Not used ---
A16 Not used ---
A17 Not used ---
A18 Not used ---
A19 Not used ---
A20 Not used ---
Cavity Terminal Name Description
A21 SWD+B Outputs signal for stereo amplifier switching on/off
A22 VSP Inputs vehicle speed pulse
A23 ACC Power source for accessories
A24 B-CAN_L Communication signal

AUDIO-NAVIGATION UNIT CONNECTOR A (24P) (Without Stereo Amplifier) 

GHH399588Courtesy of HONDA, U.S.A., INC.
Cavity Terminal Name Description
A1 GND Ground for audio-navigation unit (G504)
A2 Not used ---
A3 +B AUDIO Continuous power source
A4 Not used ---
A5 RL SPKR+ Outputs sound signal for left rear speaker and left rear tweeter
A6 RL SPKR- Outputs sound signal for left rear speaker and left rear tweeter
A7 RR SPKR+ Outputs sound signal for right rear speaker and right rear tweeter
A8 RR SPKR- Outputs sound signal for right rear speaker and right rear tweeter
A9 Not used ---
A10 Not used ---
A11 Not used ---
A12 K LINE Detects scan tool signal (serial data)
A13 Not used ---
A14 B-CAN_H Communication signal
A15 FL SPKR+ Outputs sound signal for driver's door speaker and left front tweeter
A16 FL SPKR- Outputs sound signal for driver's door speaker and left front tweeter
A17 FR SPKR+ Outputs sound signal for front passenger's door speaker and right front tweeter
A18 FR SPKR- Outputs sound signal for front passenger's door speaker and right front tweeter
A19 Not used ---
A20 Not used ---
A21 Not used ---
A22 VSP Inputs vehicle speed pulse
A23 ACC Power source for accessories
A24 B-CAN_L Communication signal

AUDIO-NAVIGATION UNIT CONNECTOR B (24P) 

GHH399589Courtesy of HONDA, U.S.A., INC.
Cavity Terminal Name Description
B1 * AUX NAVI SH Shield for terminals No. 2, No. 13, and No. 14
B2 * AUX BEEP Outputs system beep signal
B3 Not used ---
B4 Not used ---
B5 Not used ---
B6 LANEWATCH SW Detects LaneWatch on/off signal from LaneWatch switch
B7 Not used ---
B8 LWC CAM VCC Power source for LaneWatch camera
B9 SH LWC CAM Shield for terminals No. 8, No. 20, No. 21, No. 22, and No. 23
B10 Not used ---
B11 Not used ---
B12 Not used ---
B13 * AUX NAVI Outputs sound signal for voice guidance and Voice Recognition (VR) prompts
B14 * AUX NAVI GND Basis ground for terminals No. 2 and No. 13
B15 Not used ---
B16 Not used ---
B17 Not used ---
B18 Not used ---
B19 Not used ---
B20 LWC CAM VID Inputs video signal from LaneWatch camera
B21 LWC CAM VGND Ground for LaneWatch camera
B22 UNIT TO LWC Communication signal for LaneWatch camera
B23 LWC TO UNIT Communication signal for LaneWatch camera
B24 Not used ---
*: With stereo amplifier

AUDIO-NAVIGATION UNIT CONNECTOR C (32P) 

GHH399590Courtesy of HONDA, U.S.A., INC.
Cavity Terminal Name Description
C1 Not used ---
C2 Not used ---
C3 Not used ---
C4 Not used ---
C5 HFT MUTE Outputs HFL microphone directivity switching signal
C6 SH MIC Shield for terminals No. 22 and No. 23
C7 MIC PWR Power source for HFL microphone
C8 Not used ---
C9 Not used ---
C10 IG1 METER IG1 power source
C11 Not used ---
C12 Not used ---
C13 CAMERA VCC Power source for rearview camera
C14 CAMERA GND Ground for rearview camera
C15 BACK LT Detects reverse signal
C16 CAMERA ADPT Detects connection for rearview camera
C17 Not used ---
C18 Not used ---
C19 Not used ---
C20 Not used ---
C21 Not used ---
C22 MIC+ Inputs sound signal from HFL microphone
C23 MIC GND Ground for HFL microphone
C24 Not used ---
C25 Not used ---
C26 Not used ---
C27 Not used ---
C28 SH CAMERA Shield for terminals No. 13, No. 14, and No. 29
C29 CAMERA V Inputs NTSC video signal from rearview camera
C30 Not used ---
C31 CAMERA BIT0 Outputs mode select signal for rearview camera
C32 CAMERA BIT1 Outputs mode select signal for rearview camera

AUDIO-NAVIGATION UNIT CONNECTOR E (16P) 

GHH399591Courtesy of HONDA, U.S.A., INC.
Cavity Terminal Name Description
E1 TUNER 6V Power source for tuner unit
Cavity Terminal Name Description
E2 TUNER 9V Power source for tuner unit
E3 Not used ---
E4 DISP CONT Outputs signal for center display unit switching on/off
E5 F-CAN B_H *1F-CAN_H *2 Communication signal
E6 *3 AMP RS485 SH Shield for terminals No. 7 and No. 8
E7 *3 RS485+ Communication signal for stereo amplifier
E8 *3 RS485- Communication signal for stereo amplifier
E9 TUNER GND Ground for tuner unit
E10 Not used ---
E11 Not used ---
E12 Not used ---
E13 F-CAN B_L *1F-CAN_L *2 Communication signal
E14 TUNER RS485 SH Shield for terminals No. 15 and No. 16
E15 TUNER RS485+ Communication signal for tuner unit
E16 TUNER RS485- Communication signal for tuner unit
*1: With CMBS
*2: Without CMBS
*3: With stereo amplifier

AUDIO-NAVIGATION UNIT CONNECTOR F (5P) 

GHH399592Courtesy of HONDA, U.S.A., INC.
Cavity Terminal Name Description
F1 USB1 GND Ground for USB port A
F2 USB1 VBUS Outputs power source for USB port A
F3 USB1 DATA+ Communication signal
F4 USB1 DATA- Communication signal
F5 USB1 SH Shield for terminals No. 1, No. 2, No. 3, and No. 4

AUDIO-NAVIGATION UNIT CONNECTOR G (5P) 

GHH399593Courtesy of HONDA, U.S.A., INC.
Cavity Terminal Name Description
G1 USB2 GND Ground for USB port B
G2 USB2 VBUS Outputs power source for USB port B
G3 USB2 DATA+ Communication signal
G4 USB2 DATA- Communication signal
G5 USB2 SH Shield for terminals No. 1, No. 2, No. 3, and No. 4

AUDIO-NAVIGATION UNIT CONNECTOR H (3P) 

GHH399594Courtesy of HONDA, U.S.A., INC.
Cavity Terminal Name Description
H1 LVDS1+ Communication signal for center display unit
H2 LVDS1- Communication signal for center display unit
H3 LVDS1 SH Shield for terminals No. 1 and No. 2

AUDIO-NAVIGATION UNIT CONNECTOR J (3P) 

GHH399595Courtesy of HONDA, U.S.A., INC.
Cavity Terminal Name Description
J1 LVDS2+ Communication signal for gauge control module
J2 LVDS2- Communication signal for gauge control module
J3 LVDS2 SH Shield for terminals No. 1 and No. 2

AUDIO-NAVIGATION UNIT CONNECTOR K (2P) 

GHH399596Courtesy of HONDA, U.S.A., INC.
Cavity Terminal Name Description
K1 GPS ANT Inputs GPS signal
K2 GPS SH Shield for terminal No. 1

AUDIO-NAVIGATION UNIT CONNECTOR L (2P) 

GHH399597Courtesy of HONDA, U.S.A., INC.
Cavity Terminal Name Description
L1 SPDIF1 SIG Communication signal for tuner unit
L2 SPDIF1 SH Shield for terminal No. 1

AUDIO-NAVIGATION UNIT CONNECTOR M (4P) (With Stereo Amplifier) 

GHH399598Courtesy of HONDA, U.S.A., INC.
Cavity Terminal Name Description
M1 SPDIF2 SIG Communication signal for stereo amplifier
M2 Not used ---
M3 SPDIF2 SH Shield for terminal No. 1
M4 Not used ---

AUDIO-NAVIGATION UNIT CONNECTOR N (2P) (With XM) 

GHH399599Courtesy of HONDA, U.S.A., INC.
Cavity Terminal Name Description
N1 SAT/TER Inputs satellite/terrestrial signal
N2 SH(SAT/TER) Shield for terminal No. 1