Toyota Camry Manual page 454

Radio
Is sound quality always bed?
Yes
is speaker properly installed?
Yes
Temporarily install another speaker. Functions OK?
Is power for the antenna being output from the radio?
Yes
Go to No. 15
Is sound quality always bad?
Yes
Is tape player operating normally?
Is speaker properly installed?
CONTINUED ON NEXT PAGE
BODY ELECTRICAL SYSTEM
SOUND QUALITY POOR
If radio side faulty
Yes
Yes
– AUDIO SYSTEM
Is sound quality bad in certain
area only?
Radio faulty.
Install properly.
Yes
Speaker faulty.
Radio faulty.
Is sound quality bad in certain
area only?
Radio assembly faulty.
Is power for the antenna being
output from the radio assembly?
If radio side
Yes
faulty
Go to No. 15
Install property.
BE–135
Yes
Poor signals, poor
location.
Yes
Poor signals, poor
location.
Radio assembly
faulty.
Radio assembly
faulty.