Honda Civic. Manual — part 130

YES -Go to step 13.

NO -Repair open or short in the wires between navigation unit and speaker(s).

13. Check for continuity between body ground and the following terminals of

navigation unit connector A (17P).

SPEAKER TERMINALS REFERENCE

Fig. 51: Checking Continuity Between Navigation Unit A (17P) Connector
Terminals And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

YES -Repair short to body ground in the wire(s) between the navigation unit
and speaker(s).

NO -Substitute a known-good navigation unit and recheck. If the
symptom/indication goes away, replace the original navigation unit.

Speaker

Terminal Wire color

Driver's door speaker, Left tweeter

A12 (+)

LT GRN

A3 (-)

PNK

Front passenger's door speaker, Right tweeter

A15 (+)

GRY

A7 (-)

BRN

Left rear speaker

A11 (+)

YEL

A2 (-)

BRN

Right rear speaker

A16 (+)

BLU

A8 (-)

ORN

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)

14. Measure the voltage between stereo amplifier connector A (20P) No. 10

terminal and body ground.

Fig. 52: Measuring Voltage Between Stereo Amplifier A (20P) Connector
Terminal And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there battery voltage?

YES -Go to step 15.

NO -

'06 model: Repair open in the wire between No. 5 (15 A) fuse in the
under-dash fuse/relay box and stereo amplifier connector A (20P) No. 10
terminal.

'07-08 models: Repair open in the wire between No. 17 (15 A) fuse in the
under-hood fuse/relay box and stereo amplifier connector A (20P) No. 10
terminal.

15. Turn the ignition switch to ON (II).
16. Measure the voltage between stereo amplifier connector A (20P) No. 9

terminal and body ground.

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)

Fig. 53: Measuring Voltage Between Stereo Amplifier A (20P) Connector
Terminal And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there battery voltage?

YES -Go to step 17.

NO -Repair open in the wire between No. 35 (7.5 A) fuse in the under-dash
fuse/relay box and stereo amplifier connector A (20P) No. 9 terminal.

17. Measure the voltage between stereo amplifier connector B (14P) No. 7

terminal and body ground.

Fig. 54: Measuring Voltage Between Stereo Amplifier B (14P) Connector
Terminal And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there battery voltage?

YES -Go to step 18.

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)

NO -Repair open in the wire between the stereo amplifier connector B (14P)
No. 7 terminal and navigation unit connector B (22P) No. 20 terminal.

18. Measure the voltage between stereo amplifier connector A (20P) No. 20

terminal and body ground, and between stereo amplifier connector B (14P) No.
14 terminal and body ground.

'06-08 models

Fig. 55: Measuring Voltage Between Stereo Amplifier A (20P) Connector
Terminal And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.

'06 model

Fig. 56: Measuring Voltage Between Stereo Amplifier B (14P) Connector
Terminal And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there less than 0.1 V on both terminals?

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)