CHECK AUDIO SETTINGS
Set treble, middle and bass to the initial values and check that the sound is normal.
Sound quality adjustment measures vary according to the type of amplifier.
COMPARE WITH ANOTHER VEHICLE OF SAME MODEL
Compare with another vehicle of the same model which does not have trouble to see if there is any difference in the sound quality.
|No difference is found.|
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here