Honda ACCORD HYBRID 2005 Service Manual page 2061

Navigation Unit Inputs and Outputs for Connector A (20P)
1 2
3
5
/
8 9 1 0
11
1 2
1 3 1 8 2 0
Wire side of female terminals
Terminal
Number
Wire Color
Terminal Name
Description
Voltage (about)
Symptom
1 WHT R SIG
(Red signal)
Red color signal 0 - 1 V A C If open: Red color missing (see "RGB Color"
diagnostic).
If short to ground: Red color missing (see "RGB
Color" diagnostic).
2 RED
G SIG
(Green signal)
Green color signal 0 - 1 V A C If open: Green color missing (see "RGB Color"
diagnostic).
If short to ground: Green color missing (see "RGB
Color" diagnostic).
3 GRY SH SIG
(Shield siqnal)
Shield for terminal
No. 1,2, 11, 12, 13
0 V If open: No change to display.
If short to ground: No change to display.
5
RED/BLK
ILL ( + )
(Illumination
positive)
Parking light on
signal from dash
and console lights,
under-hood "Relay
fuse box"
Lights on=
battery voltage,
Lights off=0 V
If open: When brightness="Auto," night mode for
the display is inoperative when lights on.
If short to ground: Blows fuse 4 in under-hood fuse/
relay box.
8
WHT CAN-H F-CAN bus Pulses 2 . 5 - 6 V If open:
(CAN high) communication
with the "gauge
control module"
average 3 V 1) System Links FI-ECU, and Meter both show " N G . "
2) F-CAN diagnostic="NG."
3) B-CAN diagnostic="NG."
4) Car status CHG (CAN)=0.
5) Functional Setup, Trip into, FUP & Sampled FL=0.
If short to ground: Same diagnostic conditions as
when open, and also sets the following DTCs.
• B1168 Gauge Control Module loss of Comm.
(Engine)
• B1169 Gauge Control Module loss of Comm.
(A/T)
• B1178 F-CAN communication Circuit error.
• U0073 (F-CAN Bus off)
• U0155 (F-CAN Gauge control)
• U0121 (F-CAN TCS control)
9 GRN/BLK SHDISPBUS
(Shield display
bus)
Shield for display
bus terminal
No. 10, 20
0 V If open: No change to display.
If short to ground: No change to display.
10 BLU
D I S P B U S ( + )
(Display bus
positive)
Data bus ( + )
GA-Net
0 V—5 V pulses
average 2.5 V
depends on bus
traffic
If open: Navigation buttons and touch screen do not
work.
If short to ground: Navigation buttons and touch
screen do not work.
(cont'd)
23-95