(WITHOUT NAVIGATION)
the Owner's Manual)
BLUETOOTH AUDIO DOES NOT WORK (WITH
NAVIGATION)
Cell phone with Bluetooth compatibility (see
the Owner's Manual)
BLUETOOTH AUDIO DOES NOT WORK
(WITHOUT NAVIGATION)
Cell phone with Bluetooth compatibility (see
the Owner's Manual)
Cell phone with Bluetooth compatibility (see
the Owner's Manual)
BLUETOOTH CELL PHONE CANNOT BE PAIRED
AUDIO-NAVIGATION UNIT CONNECTOR FOR INPUTS AND OUTPUTS
AUDIO-NAVIGATION UNIT CONNECTOR FOR INPUTS AND OUTPUTS (EXCEPT KX)
Fig. 309: Identifying Audio-Navigation Unit Connector For Inputs And Outputs (Except KX)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
AUDIO-NAVIGATION UNIT CONNECTOR A (24P)
Fig. 310: Identifying Audio-Navigation Unit Connector A (24P)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
AUDIO-NAVIGATION UNIT CONNECTOR A (24P) DESCRIPTION
Wire
Cavity
Terminal Name
Description Voltage (about)
Symptom
Color
Ground for
audio-navigation 0V
unit (G503)
If open: Display picture goes out.
If short to ground: No effect on
system.
A1 BLK
GND
Not
A2
Not Used
-
-
-
Used
If open: Display picture goes out.
If short to ground: Blows No.
A29 (10 A) fuse in the under-
hood fuse/relay box.
Continuous
A3 RED
+B_BACK_UP power source for Battery voltage
audio system
Not
A4
Not Used
RL_PRE+
-
-
-
Used
Outputs sound Audio system on: If open/short to ground: No
signal for left Pulses (depends sound is heard from left rear door
A5 BLU
rear door speaker on audio output) speaker.
Outputs sound Audio system on: If open/short to ground: No
A6 PNK
GRY
RL_PRE-
SH_RL_PRE
SH_RR_PRE
RR_PRE+
signal for left
rear door speaker on audio output) speaker.
Shield for
terminals No. 5
and No. 6
Shield for
terminals No. 9
and No. 10
Pulses (depends sound is heard from left rear door
A7
-
-
-
-
(1)
GRY
(1)
A8
Outputs sound Audio system on: If open/short to ground: No
signal for right Pulses (depends sound is heard from right rear
rear door speaker on audio output) door speaker.
LT
A9
BLU
Outputs sound Audio system on: If open/short to ground: No
signal for right Pulses (depends sound is heard from right rear
rear door speaker on audio output) door speaker.
A10 PUR
RR_PRE-
Not
Used
A11
Not Used
-
-
-
-
If open: The security system sets,
and does not trip when audio-
navigation unit is removed. If
short to ground: The security
system sets, and does not trip
when audio-navigation unit is
removed.
Security signal
from MICU
A12 GRN SCTY_RADIO_SW
Detects scan tool
signal (serial
data)
LT
BLU
A13
A14
K_LINE
Not Used
FL_PRE+
-
-
-
Not
Used
-
-
Outputs sound Audio system on: If open/short to ground: No
signal for left Pulses (depends sound is heard from left front
A15 BRN
front speaker(s) on audio output) speaker(s).
Outputs sound Audio system on: If open/short to ground: No
A16 YEL
GRY
FL_PRE-
SH_FL_PRE
SH_FR_PRE
FR_PRE+
signal for left
front speaker(s) on audio output) speaker(s).
Shield for
terminals No. 15
and No. 16
Shield for
terminals No. 19
and No. 20
Outputs sound Audio system on: If open/short to ground: No
signal for right Pulses (depends sound is heard from right front
front speaker(s) on audio output) speaker(s).
Outputs sound Audio system on: If open/short to ground: No
signal for right Pulses (depends sound is heard from right front
front speaker(s) on audio output) speaker(s).
Pulses (depends sound is heard from left front
A17
-
-
-
-
(1)
GRY
(1)
A18
A19 RED
A20 GRN
FR_PRE-
Outputs voltage
for stereo
amplifier
switching
Ignition switch If open/short: No sound is heard
ACC (I): 10.5 V from all speakers.
A21 RED
SWD+B
ON/OFF
Not
A22
Not Used
-
-
-
Used
If open/short: No vehicle speed
pulse.
Diagnostic screen Car Status,
VSP = 0.
If open: No vehicle speed pulse.
Diagnostic screen Car Status,
VSP = 0. If short to ground: No
Ignition switch
Detects vehicle ON (II): 0-5 V
speed pulse from pulses, 2.5 V
A23 GRN
VSP
PCM
average (depends
on vehicle speed)
vehicle speed pulse. Diagnostic
screen Vehicle Signal, VSP = 0.
If open: Display picture goes out.
If short to ground: Blows No.
B19 (7.5 A) fuse in the under-
dash fuse/relay box.
Ignition switch
ACC (I): battery
voltage
Power source for
accessories
A24 PUR
ACC
(1)
The shielded wires have a heat-shrink tube insulating the outside of the wire. The color of the
insulating tube, typically black or dark gray, may not match the color of the wire shown on the circuit
diagram.
AUDIO-NAVIGATION UNIT CONNECTOR B (20P)
Fig. 311: Identifying Audio-Navigation Unit Connector B (20P)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
AUDIO-NAVIGATION UNIT CONNECTOR B (20P) DESCRIPTION
Wire
Cavity
Terminal Name
Description
Voltage (about)
Symptom
Color
If open: System Links F-
CAN icon shown as red.
If short: Same diagnostic
conditions as when open,
also sets the related units
DTC (F-CAN BUS
Ignition switch
ON (II): Pulses
(depends on bus
traffic)
B1 RED
F_CAN-L
Communication signal
OFF).
If open: System Links F-
CAN icon shown as red.
If short: Same diagnostic
conditions as when open,
also sets the related units
DTC (F-CAN BUS
Ignition switch
ON (II): Pulses
(depends on bus
traffic)
B2 WHT
F_CAN-H
Not Used
Communication signal
OFF).
Not
B3
-
-
-
Used
If open: No change to
rearview camera image.
If short to ground: No
change to rearview
camera image.
Mode select signal for
rearview camera
B4 GRN
CAMERA_BIT0
Normal view: 8V
Not
B5
Not Used
Not Used
Not Used
Not Used
-
-
-
-
-
-
-
-
-
-
-
-
Used
Not
Used
B6
Not
Used
B7
Not
Used
B8
Detects reverse signal
of select lever from
reverse relay circuit
If open/short to ground:
Diagnostic screen Car
Status, BACK = 0.
If open: Display picture
goes out.
If short to ground: Blows
No. A29 (10 A) fuse in
the under-hood fuse/relay
box.
In reverse:
Battery voltage
B9 BRN
B10 RED
BACK_LT
Continuous power
source for navigation Battery voltage
system
+B_BACK_UP
Ignition switch
If open/short to ground:
Mic diag indicator do not
work.
Inputs microphone
signal positive
ACC (l): 2.3 V
pulses (TALK
button pressed)
B11 BRN HFL_NAVI_MIC+
If open/short to ground:
Mic diag indicator do not
work.
Inputs microphone
signal negative
B12 YEL HFL_NAVI_MIC-
GRY
0V
Shield for terminals
No. 11 and No. 12
B13
SH_HFL_NAVI_MIC
-
-
-
-
(1)
Not
B14
Not Used
-
Used
If open: No change to
rearview camera image.
If short to ground: No
change to rearview
camera image.
Mode select signal for Top down view:
B15 BLU
CAMERA_BIT1
rearview camera
8V
Not
B16
Not Used
Not Used
Not Used
Not Used
-
-
-
-
-
-
-
-
-
Used
Not
Used
B17
-
-
-
Not
Used
B18
Not
Used
B19
If open: Display picture
goes out.
If short to ground: No
effect on system.
Ground for audio-
navigation unit (G503)
B20 BLK
GND
0V
(1)
The shielded wires have a heat-shrink tube insulating the outside of the wire. The color of the
insulating tube, typically black or dark gray, may not match the color of the wire shown on the circuit
diagram.
AUDIO-NAVIGATION UNIT CONNECTOR E (16P)
Fig. 312: Identifying Audio-Navigation Unit Connector E (16P)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Audio-Navigation Unit Connector E (16P)
Wire
Color
Cavity
Terminal Name
Description
Voltage (about)
Symptom
If open: System Links B-
Ignition switch CAN icon shown as red.
ON (II): Pulses If short: Same diagnostic
(depends on bus conditions as when open,
E1 PNK
GRY
B_CAN-H
Communication signal
traffic)
also sets the related units
DTC (B-CAN BUS OFF).
Shield for terminals No.
3 and No. 11
E2
SH_SUB_W
SUB_W_PRE+
SH_TELEM_SIG
-
-
(1)
Audio system on: If open/short to ground: No
Pulses (depends sound is heard from
on audio output) subwoofer.
LT
E3
Outputs sound signal for
subwoofer
BLU
GRY
(1)
Shield for terminals No.
5 and No. 13
E4
-
-
Inputs telephone sound
signal from
HandsFreeLink control
unit
E5 BRN TELEM_SIG+
-
-
Inputs sound signal from
auxiliary jack assembly
E6 RED
E7 BLK
AUX_R_CH
AUX_SGND
-
-
-
-
Ground for sound signal
from auxiliary jack
assembly
Inputs sound signal from
auxiliary jack assembly
E8 WHT
E9 BLU
AUX_L_CH
B_CAN-L
Not Used
-
-
If open: System Links B-
Ignition switch CAN icon shown as red.
ON (II): Pulses If short: Same diagnostic
(depends on bus conditions as when open,
Communication signal
traffic)
also sets the related units
DTC (B-CAN BUS OFF).
Not
E10
-
-
-
Used
Audio system on: If open/short to ground: No
Pulses (depends sound is heard from
on audio output) subwoofer.
Outputs sound signal for
subwoofer
E11 PUR SUB_W_PRE-
E12 RED AMP_MUTE
Outputs stereo amplifier
mute signal
-
-
Inputs telephone sound
signal from
HandsFreeLink control
unit
E13 YEL TELEM_SIG-
GRY
-
-
Shield for terminals No.
6, No. 7, and No. 8
E14
SH_AUX
-
-
-
-
(1)
LT
Ground for auxiliary
jack assembly
E15
AUX_GND
GRN
Detects connection
AUX_DET signal for auxiliary jack
assembly
LT
BLU
E16
-
-
(1)
The shielded wires have a heat-shrink tube insulating the outside of the wire. The color of the
insulating tube, typically black or dark gray, may not match the color of the wire shown on the circuit
diagram.
AUDIO-NAVIGATION UNIT CONNECTOR F (7P)
Fig. 313: Identifying Audio-Navigation Unit Connector F (7P)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
AUDIO-NAVIGATION UNIT CONNECTOR F (7P) DESCRIPTION
Wire
Voltage
Cavity Color Terminal Name
Description
(about)
Symptom
If open: No change to display.
If short to ground: No effect on
system.
Control signal for
rearview camera
F1 BLK CAMERA_ADPT
0V
Shield for
GRY
terminals No. 1,
No. 3, No. 4, No.
6, and No. 7
F2
SH_CAMERA
CAMERA_V
-
-
(1)
If open: No change to rearview
camera image.
If short to ground: No change to
rearview camera image.
If open: No change to rearview
camera image.
If short to ground: No change to
rearview camera image.
Video signal for
rearview camera
F3 RED
0.3V
0V
Ground for
rearview camera
F4 WHT CAMERA_V_GND
Not
F5
Not Used
-
-
-
Used
If open: No change to rearview
camera image.
If short to ground: No change to
rearview camera image.
In reverse:
battery
voltage
Ground for
rearview camera
F6 GRN CAMERA_GND
If open: When put into reverse, the
navigation screen goes black
(backlight still operation) If short to
ground: When put into reverse, the
navigation screen goes black
(backlight still operative).
Power source for
rearview camera
F7
YEL CAMERA_VCC
8V
(1)
The shielded wires have a heat-shrink tube insulating the outside of the wire. The color of the
insulating tube, typically black or dark gray, may not match the color of the wire shown on the circuit
diagram.
AUDIO-NAVIGATION UNIT CONNECTOR G (2P)
Fig. 314: Identifying Audio-Navigation Unit Connector G (2P)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
AUDIO-NAVIGATION UNIT CONNECTOR G (2P) DESCRIPTION
Wire Terminal
Voltage
(about)
Cavity
Description
Symptom
Color
Name
If open/short to ground: GPS icon on
screen is not shown, System Links screen
GPS Ant. shows red.
Inputs GPS
signal
Ignition switch
ACC (l): 5V
G1
-
GPS
If open/short to ground: GPS icon on
screen is not shown, System Links screen
GPS Ant. shows red.
Shield for
terminal No. 1
G2
-
SH (GPS)
-
AUDIO-NAVIGATION UNIT CONNECTOR H (7P)
Fig. 315: Identifying Audio-Navigation Unit Connector H (7P)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
AUDIO-NAVIGATION UNIT CONNECTOR H (7P) DESCRIPTION
Wire
Color
Terminal
Name
Cavity
Description
Voltage (about)
0V
Symptom
Ground for communication
signal
H1
-
USB GND
-
H2
H3
-
-
USB_DATA + Communication signal
USB_DATA - Communication signal
-
-
-
-
Outputs power source for Ignition switch ACC
H4
H5
-
-
USB_VBUS
USB SH
-
USB device
(I): 5V
Shield for terminals No. 1,
No. 2, No. 3, and No. 4
-
-
If open: System Links
USB icon shown as
red.
If short to ground: No
effect on system.
If open: System Links
USB icon shown as
red.
Ground for connection
signal
H6
H7
-
-
USB ADPT
0V
Connector H
connected: 2V or
USB ON Detects connection signal less
Connector H
If short to ground: No
disconnected: Open effect on system.
(1)
The shielded wires have a heat-shrink tube insulating the outside of the wire. The color of the
insulating tube, typically black or dark gray, may not match the color of the wire shown on the circuit
diagram.
AUDIO-NAVIGATION UNIT CONNECTOR FOR INPUTS AND OUTPUTS (KX)
Fig. 316: Identifying Audio-Navigation Unit Connector For Inputs And Outputs (KX)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
AUDIO-NAVIGATION UNIT CONNECTOR A (24P)
Fig. 317: Identifying Audio-Navigation Unit Connector A (24P)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
AUDIO-NAVIGATION UNIT CONNECTOR A (24P) DESCRIPTION
Cavity
Terminal Name
Description
Symptom
Wire
Voltage
Color
(about)
for audio-
0V If open: Display picture goes
out.
A1 BLK
GND
Ground
navigation unit
(G503)
If short to ground: No effect on
system.
Not
A2
Not Used
-
-
-
Used
Continuous
power source
for audio
If open: Display picture goes out.
If short to ground: Blows fuse No.
A29 (10 A) in the under-hood
fuse/relay box.
A3 RED + B_BACK_UP
Battery voltage
system
If open: When brightness=Auto,
night mode for me display is
inoperative when light on.
If short to ground: Blows No. B35
(7.5A) fuse in the under-dash
fuse/relay box.
Light ON:
Battery voltage
Light OFF: 0V
Detects parking
light on signal
A4 GRY
ILLUMI+
Audio system
on:
Pulses (depends
on audio
output)
Audio system
on:
Pulses (depends
on audio
output)
Outputs sound
signal for left
rear door
If open/short to ground: No sound is
heard from left rear door speaker.
A5 BLU
A6 PNK
RL_SPKR+
RL_SPKR-
speaker
Outputs sound
signal for left
rear door
If open/short to ground: No sound is
heard from left rear door speaker.
speaker
Not
A7
Not Used
Not Used
-
-
-
-
-
-
Used
Not
A8
Used
Outputs sound Audio system
signal for right on: Pulses
If open/short to ground: No sound is
heard from right rear door speaker.
A9 BLU
A10 PUR
RR_SPKR+
rear door
speaker
(depends on
audio output)
Outputs sound Audio system
signal for right on: Pulses
If open/short to ground: No sound is
heard from right rear door speaker.
RR_SPKR-
Not Used
rear door
speaker
(depends on
audio output)
Not
A11
-
-
-
-
Used
If open: The security system sets,
and does not trip when audio-
navigation unit is removed. If short
to ground: The security system sets,
and does not trip when audio-
Security signal
from MICU
A12 GRN SCTY_RADIO_SW
navigation unit is removed.
-
Not
Used
Not
Used
A13
A14
Not Used
Not Used
-
-
-
-
-
Audio system
Outputs sound on:
signal for left Pulses (depends
front speaker(s) on audio
output)
If open/short to ground: No sound is
heard from left front speaker(s).
A15 WHT
A16 BLK
FL_SPKR+
FL_SPKR-
Audio system
Outputs sound
on: Pulses
If open/short to ground: No sound is
heard from left front speaker(s).
signal for left
front speaker(s)
(depends on
audio output)
Not
A17
Not Used
Not Used
-
-
-
-
-
-
Used
Not
A18
Used
Audio system
on: Pulses
(depends on
audio output)
Audio system
on: Pulses
(depends on
audio output)
Outputs sound
signal for right
front speaker(s)
If open/short to ground: No sound is
heard from right front speaker(s).
A19 RED
A20 GRN
FR_SPKR+
FR_SPKR-
Outputs sound
signal for right
front speaker(s)
If open/short to ground: No sound is
heard from right front speaker(s).
Not
A21
Not Used
Not Used
Not Used
-
-
-
-
-
-
-
-
-
Used
Not
Used
A22
Not
Used
A23
Ignition switch If open: Display picture goes out. If
Power source ACC (I)/vehicle short to ground: Blows No. B19 (7.5
for accessories in ACC mode: A) fuse in the under-dash fuse/relay
battery voltage box.
A24 PUR
ACC
AUDIO-NAVIGATION UNIT CONNECTOR C (12P)
Fig. 318: Identifying Audio-Navigation Unit Connector C (12P)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
AUDIO-NAVIGATION UNIT CONNECTOR C (12P) DESCRIPTION
Wire
Cavity
Terminal Name
Description
Voltage (about)
Symptom
Color
Ignition switch
ACC (I)/vehicle in
ACC mode:
Pulses (depends on
bus traffic)
If open/short to
ground: MID do
not display audio
infomation.
GA-Net bus
communication signal
C1 BLU
GA_BUS+
Ignition switch
ACC (I)/vehicle in
ACC mode: Pulses
(depends on bus
traffic)
If open/short to
ground: MID do
not display audio
infomation.
GA-Net bus
communication signal
C2 PNK
GRY
GA_BUS-
Shield for terminals
No. 1 and No. 2
C3
SH_GA_BUS
-
-
-
-
-
-
(1)
Detects control signal
from HFT switch
C4 YEL HFT/NAVI_REMOT_SW
Not
C5
Not Used
-
Used
Outputs signal for
multi-information
display unit switching
on/off
C6 PNK
GA_SYS_ON
-
-
Not
C7
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Used
Not
Used
C8
Not
Used
C9
Not
Used
C10
Not
Used
C11
Not
Used
C12
(1)
The shielded wires have a heat-shrink tube insulating the outside of the wire. The color of the
insulating tube, typically black or dark gray, may not match the color of the wire shown on the circuit
diagram.
AUDIO-NAVIGATION UNIT CONNECTOR F (7P)
Fig. 319: Identifying Audio-Navigation Unit Connector F (7P)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
AUDIO-NAVIGATION UNIT CONNECTOR F (7P) DESCRIPTION
Wire
Cavity
Terminal Name
Description
Voltage (about)
Symptom
Color
If open: No change to display.
If short to ground: No effect on
system.
Control signal for
rearview camera
F1 BLK CAMERA_ADPT
0V
Shield for
GRY
terminals No. 1,
No. 3, No. 4, No.
6, and No. 7
F2
SH_CAMERA
CAMERA_V
-
-
(1)
If open: No change to rearview
camera image.
If short to ground: No change to
rearview camera image.
Video signal for
rearview camera
F3 RED
0.3V
If open: No change to rearview
camera image.
If short to ground: No change to
rearview camera image.
Ground for
rearview camera
F4 WHT CAMERA_V_GND
Not
0V
F5
Not Used
-
-
-
Used
If open: No change to rearview
camera image.
rearview camera battery voltage If short to ground: No change to
rearview camera image.
Ground for
In reverse:
F6 GRN CAMERA_GND
If open: When put into reverse,
the navigation screen goes black
Ignition switch
(backlight still operation) If short
Power source for ON (II)/vehicle
to ground: When put into
F7 YEL CAMERA_VCC
rearview camera in ON mode, in
reverse, the navigation screen
reverse: 5V-8V
goes black (backlight still
operative).
(1)
The shielded wires have a heat-shrink tube insulating the outside of the wire. The color of the
insulating tube, typically black or dark gray, may not match the color of the wire shown on the circuit
diagram.
AUDIO-NAVIGATION UNIT CONNECTOR G (2P)
Fig. 320: Identifying Audio-Navigation Unit Connector G (2P)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
AUDIO-NAVIGATION UNIT CONNECTOR G (2P) DESCRIPTION
Wire Terminal
Cavity
Description
Voltage (about)
Symptom
Color
Name
Ignition switch ACC If open/short to ground: No GPS
Inputs GPS
signal
G1
-
GPS
(I)/vehicle in ACC
mode: 5V
reception Diagnostic screen GPS
information GPS ant: OFF
If open/short to ground: No GPS
reception Diagnostic screen GPS
information GPS ant: OFF
Shield for
terminal No. 1
G2
-
SH (GPS)
-
AUDIO-NAVIGATION UNIT CONNECTOR H (5P)
Fig. 321: Identifying Audio-Navigation Unit Connector H (5P)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
AUDIO-NAVIGATION UNIT CONNECTOR H (5P) DESCRIPTION
Wire
Color
Terminal
Name
Cavity
Description
Voltage (about)
Symptom
Ground for communication
signal
H1
-
USB GND
0V
-
USB_DATA
+
USB_DATA - Communication signal
H2
H3
H4
-
-
-
Communication signal
-
-
-
-
-
Outputs power source for USB Ignition switch ACC
device
USB_VBUS
USB SH
(I)/vehicle in ACC mode: 5V
H5
-
-
-
Shield for terminals No. 1, No.
2, No. 3, and No. 4
AUDIO-NAVIGATION UNIT CONNECTOR K (3P)
Fig. 322: Identifying Audio-Navigation Unit Connector K (3P)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
AUDIO-NAVIGATION UNIT CONNECTOR K (3P) DESCRIPTION
Wire
Cavity
Terminal Name
Description
Voltage (about)
Symptom
Color
Detects parking
K1 BLU PARKING_RAKE_SW brake switch on
signal
-
-
Detects reverse In reverse:
signal of select Battery voltage
If open/short: Diagnostic
screen vehicle signal
Check mode, REV= OFF
K2 BRN
BACK_LT
lever from
Otherwise: Below 2
V
reverse relay
If open/short: No vehicle
speed pulse. Diagnostic
screen Car Status, VSP =
0.
If open: No vehicle speed
pulse. Diagnostic screen
Car Status, VSP = 0. If
short to ground: No
vehicle speed pulse.
Diagnostic screen Vehicle
Signal, VSP = 0.
Ignition switch ON
(II)/vehicle in ON
mode: 0-5 V pulses,
2.5 V average
(depends on vehicle
speed)
Detects vehicle
speed pulse from
PCM
K3 GRN
VSP
AUXILIARY JACK ASSEMBLY CONNECTOR FOR INPUTS AND OUTPUTS
2024 Honda CR-V Owner's Manual
2023 Honda CR-V Owner's Manual
2021 Honda CR-V Owner's Manual
2018 Honda CR-V Owner's Manual
2015 Honda CR-V Owner's Manual
