Honda Civic. Manual — part 136
NO -Repair open or short in the wires between stereo amplifier and speaker(s).
20. Check for continuity between body ground and the following terminals of
stereo amplifier connector A (20P).
SPEAKER TERMINALS REFERENCE
Fig. 82: Measuring Voltage Between Stereo Amplifier A (20P) Connector
Terminal And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there continuity?
Speaker
Terminal Wire color
Driver's door speaker
A3 (+)
LT GRN
A13 (-)
PNK
Left tweeter
A4 (+)
RED
AH (-)
GRN
Front passenger's door speaker
A2 (+)
GRY
A12 (-)
BRN
Right tweeter
A1 (+)
PNK
A11 (-)
BLU
Left rear speaker
A8 (+)
YEL
A18 (-)
BRN
Right rear speaker
A7 (+)
BLU
A17 (-)
ORN
Subwoofer
A5 (+)
GRN
A15 (-)
RED
2008 Honda Civic LX
2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)
YES -Repair short to body ground in the wire(s) between stereo amplifier and
speaker(s).
NO -
2-door: Go to step 21.
'08 4-door: Go to step 25.
21. Disconnect stereo amplifier connector B (14P).
22. Disconnect audio unit connector A (17P).
23. Check for continuity between stereo amplifier connector B (14P) and body
ground according to the table. Then check for continuity between the same
terminals listed in the table and stereo amplifier connector B (14P) No. 2
terminal (the harness shield).
AMPLIFIER CONNECTOR REFERENCE
Fig. 83: Measuring Voltage Between Stereo Amplifier B (14P) Connector
Terminal And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Amplifier connector Wire color
B1
BLU
B3
BLK
B4
GRN
B6
BRN
B8
ORN
B10
WHT
B11
RED
B13
YEL
2008 Honda Civic LX
2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)
Is there continuity?
YES -Repair short in the wire between the stereo amplifier and the audio unit.
Replace the appropriate shielded harness.
NO -Go to step 24.
24. Check for continuity between audio unit connector A and stereo amplifier
connector B according to the table.
AUDIO UNIT CONNECTOR AND AMPLIFIER CONNECTOR
REFERENCE
Fig. 84: Checking Continuity Between Navigation Unit A (17P) Connector
Terminals And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Audio unit connector Amplifier connector Wire color
A2
B10
WHT
A3
B8
ORN
A7
B11
RED
A8
B13
YEL
A11
B3
BLK
A12
B1
BLU
A15
B4
GRN
A16
B6
BRN
2008 Honda Civic LX
2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)
Fig. 85: Checking Continuity Between Stereo Amplifier B (14P) Connector
Terminals And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there continuity?
YES -Substitute a known-good audio unit and recheck. If the
symptom/indication goes away, replace the original audio unit. If symptom is
still present, substitute a known-good stereo amplifier and recheck. If the
symptom/indication goes away, replace the original stereo amplifier (see
STEREO AMPLIFIER REMOVAL/INSTALLATION).
NO -Repair open in the wire between the audio unit and stereo amplifier.
25. Disconnect audio unit connector A (17P).
26. Check for continuity between stereo amplifier connector B (14P) and body
ground according to the table. Then check for continuity between the same
terminals listed in the table and stereo amplifier connector B (14P) No. 2
terminal (the harness shield).
AMPLIFIER CONNECTOR REFERENCE
Amplifier connector Wire color
B1
BLU
B8
RED
2008 Honda Civic LX
2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)
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