Audio System Symptom Diagnosis (If Equipped) - Suzuki SX4 Service Manual

Audio System Symptom Diagnosis (If Equipped)

Radio
NOTE
Electronic part / system with undiagnosed problem may cause electromagnetic interference.
Electromagnetic interference condition may have poor radio reception. To test for presence of
electromagnetic interference in part / system, perform the following procedures.
1. Turn ignition switch to OFF.
2. Systematically disconnect the electronic part / system connector(s) one at a time.
3. Turn ignition switch to ON.
4. Check any improvement in radio reception.
Condition
Poor radio reception
Radio does not operate
and speaker does not
sound
Radio does not operate,
but speaker sound
Radio is operative, but all
speakers does not sound
Individual speaker is
noisy or inoperative
Sound quality is poor
CD Player
Condition
CD-ROM does not insert
CD-ROM does not eject
CD player does not load
CD-ROM
Sound skips or is noisy
Possible cause
Out of service area (Poor location)
Antenna faulty
Electrical part / system faulty
Wiring or grounding faulty
Radio assembly faulty
Circuit fuse(s) blown
Wiring or grounding faulty
Radio assembly faulty
Wiring or grounding faulty
Radio assembly faulty
Wiring or grounding faulty
Radio assembly faulty
Wiring or grounding faulty
Speaker faulty
Radio assembly faulty
Out of service area (Poor location)
Speaker installed incorrectly
Wiring or grounding faulty
Speaker faulty
Radio assembly faulty
Possible cause
Another CD-ROM already inserted
Circuit fuse blown
Wiring or grounding faulty
Extraneous material come to be mixed
CD player
Radio assembly faulty
Circuit fuse blown
Wiring or grounding faulty
Extraneous material come to be mixed
in CD player
Radio assembly faulty
CD-ROM faulty
CD-ROM inserted with incorrect side up Insert correctly.
Temperature in cabin is too hot
Water droplets form on internal lens
Radio assembly faulty
CD-ROM faulty
Driving vibration
Water droplets form on internal lens
Radio assembly installed incorrectly
Radio assembly faulty
Instrumentation / Driver Info. / Horn:
Correction / Reference Item
—
Replace antenna.
Repair or replace electrical part / system
referring to above-mentioned NOTE.
Repair circuit.
Replace radio assembly.
Replace fuse(s) and check for short circuit.
Repair circuit.
Replace radio assembly.
Repair circuit.
Replace radio assembly.
Repair circuit.
Replace radio assembly.
Repair circuit.
Replace speaker.
Replace radio assembly.
—
Install correctly.
Repair circuit.
Replace speaker.
Replace radio assembly.
Correction / Reference Item
Eject CD-ROM.
Replace fuse and check for short circuit.
Repair circuit.
Clear extraneous material from CD player or
replace radio assembly.
Replace radio assembly.
Replace fuse and check for short circuit.
Repair circuit.
Clear extraneous material from CD player or
replace radio assembly.
Replace radio assembly.
—
—
Dry about 1 hour with power on.
Replace radio assembly.
—
—
Dry about 1 hour with power on.
Install correctly.
Replace radio assembly.
9C-13
S7RW0A9304017