Honda Civic. Manual — part 147

1. Try loading a known-good disc.

Does the disc load?

YES -Go to step 2.

NO -Go to AUDIO DISC DOES NOT LOAD .

2. Insert another known-good disc to see if the symptom can be duplicated.

Does the disc play?

YES -Operation is normal.

NO -Go to step 3.

3. Insert the audio diagnostic CD (T/N: 07AAZ-SDBA100) in the navigation unit

or audio unit.

Does the disc play?

YES -The original disc is faulty, or has an unreadable format.

NO -

With navigation: Replace navigation unit (see NAVIGATION UNIT
REMOVAL/INSTALLATION ).

Without navigation: Replace audio unit (see AUDIO UNIT
REMOVAL/INSTALLATION).

Special Tools Required

Diagnostics CD 07AAZ-SDBA100

NOTE:

Check the vehicle battery condition first.

Check the connectors for poor connections or loose
terminals.

2008 Honda Civic LX

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

AUDIO DISC SKIPS

1. Confirm the vehicles tires are properly inflated.
2. Check the customers CD for scratches, fingerprints, and marks.

3. Test drive to identify when the CD skips. The audio diagnostic CD (T/N:

07AAZ-SDBA100) can be used if customers CD is not available. Use tracks 10
to 12.

Does the CD skip?

YES -Go to step 4.

NO -Operation is normal.

4. Compare the customers CD that is skips in a known-good vehicle under the

same conditions.

Does the CD skip in the known-good vehicle under the same conditions?

YES -Operation is normal.

NO -Go to step 5.

5. Insert the diagnostic skip test CD (T/N: 07AAZ-SDBA300) (ABEX TCD 721).

Play tracks 2 to 11 and note the track number(s) where the CD starts skipping.
Do the same test on a known-good vehicle.

Does the CD skip on the same track number(s) as the known-good vehicle?

NOTE:

The following test should be performed with audio unit
bass and treble set to customers listening performance.
When comparing to known-good vehicles, comparison
should be performed on same model and trim level.

NOTE:

The following test should be performed with vehicle
parked and engine running.

2008 Honda Civic LX

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

YES -Operation is normal.

NO -Go to step 6.

6. Insert the diagnostic skip test CD (T/N: 07AAZ-SDBA200) (ABEX TCD

725B) play tracks 7 to 11 and tracks 13 to 15 and note the track number(s)
where the CD starts skipping. Perform the same test on a known-good vehicle.

Does the CD skip on same track number (s) as the known-good vehicle?

YES -Operation is normal.

NO -

With navigation: Replace navigation unit (see NAVIGATION UNIT
REMOVAL/INSTALLATION ).

Without navigation: Replace audio unit (see AUDIO UNIT
REMOVAL/INSTALLATION).

AUDIO REMOTE SWITCH DOES NOT WORK PROPERLY

1. Check the audio unit operation.

Is the audio unit operation OK?

YES -Go to step 2.

NO -

With navigation: Replace the navigation unit (see NAVIGATION UNIT
REMOVAL/INSTALLATION ).

Without navigation: Replace the audio unit (see AUDIO UNIT
REMOVAL/INSTALLATION).

NOTE:

Check the vehicle battery condition first.

Check the connectors for poor connections or loose
terminals.

2008 Honda Civic LX

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

2. Test the audio remote switch (see AUXILIARY JACK ASSEMBLY

REPLACEMENT).

Is the audio remote switch OK?

YES -

With navigation: Go to step 3.

Without navigation: Go to step 6.

NO -Replace the audio remote switch.

3. Remove the navigation unit (see NAVIGATION UNIT

REMOVAL/INSTALLATION ).

4. Measure the resistance between navigation unit connector B (22P) No. 6 and

No. 7 terminals as specified in the table.

Fig. 127: Measuring Resistance Between Navigation Unit B (22P)
Connector Terminals
Courtesy of AMERICAN HONDA MOTOR CO., INC.

AUDIO REMOTE SWITCH TABLE

AUDIO REMOTE SWITCH REFERENCE

Button held

down

VOL

DOWN

VOL

UP

CH (-)

CH (+)

MODE

No button

pressed

Resistance

about 100

ohms

about

370

about

840

about 2.0

K ohms

about 6.0

K ohms

about 10 k

ohms

2008 Honda Civic LX

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