Suzuki SX4 2016 Owner's Manual page 330

Troubleshooting
When encountering a problem, check and follow the instructions below.
If the described suggestions do not solve the problem, it is recommended to take the unit to your authorized SUZUKI dealer.
Problem
Common
Unable to operate
Unable to turn on the power
(No sound is produced)
Radio
Much noise
Unable to receive by auto tuning
CD
Sound skips or noise produced
Possible cause
The security function is on.
Fuse is blown.
It may not be exactly tuned in to the sta-
tion.
There may be no station emitting signals
powerful enough.
If AF is on, the unit searches for RDS sta-
tions only.
The disc is dirty.
The disc has a major scratch or is
warped.
OTHER CONTROLS AND EQUIPMENT
Possible solution
When "SECURITY" is displayed, enter
the ID.
When "HELP" is displayed, contact your
authorized SUZUKI dealer.
Contact your authorized SUZUKI dealer.
Tune it in exactly to the station.
Pick up a station by manual tuning.
Turn off AF.
Wipe the disc with a soft cloth.
Replace the disc with the one which has
no scratch and warp.
5-80
83RM0-01E