Honda Civic. Manual — part 140
NO -Go to step 16.
16. Check for continuity between audio unit connector B (20P) according to the
table.
TERMINALS REFERENCE
Fig. 103: Checking Continuity Between Audio Unit B (20P) Connector
Terminals
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there continuity?
YES -Short in the wire(s) between navigation unit and auxiliary jack assembly.
Replace the affected shielded harness.
NO -Go to step 17.
17. Check for continuity between audio unit connector B (20P) and auxiliary jack
assembly 5P connector according to the table.
From terminal
To terminals
B3
B4
(1)
, B5, B13, B14, B15
B4
(1)
B5, B13, B14, B15
B5
B13, B14, B15
B13
B14, B15
B14
B15
(1)
Shielded wire
2008 Honda Civic LX
2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)
AUDIO UNIT CONNECTOR AND AUXILIARY JACK ASSEMBLY
CONNECTOR REFERENCE
Fig. 104: Checking Continuity Between Audio Unit B (20P) Connector
Terminals
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Fig. 105: Checking Continuity Between Auxiliary Jack Assembly 5P
Connector Terminals
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there continuity?
YES -Substitute a known-good auxiliary jack assembly and recheck. If the
symptom/indication goes away, replace the original auxiliary jack assembly. If
the symptom/indication is still present, replace the audio unit (see AUDIO
UNIT REMOVAL/INSTALLATION).
Audio unit connector Auxiliary jack assembly connector Wire color
B3
3
BRN
B5
2
BLU
B13
4
YEL
B14
5
GRN
B15
1
WHT
2008 Honda Civic LX
2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)
NO -Open in the wire(s) between navigation unit and auxiliary jack assembly.
Replace affected shielded harness.
POOR OR NO SOUND WITH XM RADIO (NAVIGATION UNIT CAN DISPLAY XM CHANNELS)
(WITH NAVIGATION)
1. Turn the ignition switch to ON (II).
2. Turn on the navigation unit and select XM radio.
3. Check for an error message on the display.
Are there any messages displayed?
YES -Go to ERROR CODE LIST .
NO -Go to step 4.
4. Turn the ignition switch to LOCK (0).
5. Disconnect navigation unit connector E (14P) and XM receiver connector A
(14P).
6. Check for continuity between navigation connector E (14P) and body ground
according to the table. Then check for continuity between the same terminals
listed in the table and navigation unit connector E (14P) No. 4 terminal (the
NOTE:
Check the vehicle battery condition first.
Check the connectors for poor connections or loose
terminals.
Check the radio reception in an open area. Compare it
to a known-good vehicle whenever possible. Poor
reception/interference can be caused by tall buildings,
mountains, or high-voltage power lines that are nearby.
If you can only tune to channels 000, 001, 174, and 247,
make sure the audio unit is set to the channel mode
(see owner's manual), if it is set to channel mode, call
XM satellite radio customer support and check the
account activation status.
2008 Honda Civic LX
2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)
harness shield).
NAVIGATION UNIT CONNECTOR REFERENCE
Fig. 106: Checking Continuity Between Navigation E (14P) Connector
Terminals And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there continuity?
YES -Short in the wire(s) between navigation unit and XM receiver. Replace
the affected shielded harness.
NO -Go to step 7.
7. Check for continuity between navigation unit connector E (14P) and XM
receiver connector A (14P) according to the table.
NAVIGATION UNIT CONNECTOR AND XM RECEIVER
CONNECTOR REFERENCE
Navigation unit connector Wire color
E6
RED
E14
GRN
E5
WHT
E13
BLK
Navigation unit connector XM receiver connector Wire color
E5
A5
WHT
E6
A6
RED
E13
A13
BLK
2008 Honda Civic LX
2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)
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