Toyota Camry Manual page 796

D Radio–Tape Player Unit (Separate Power Amplifier)
D Radio–Tape Player–CD Player Unit (Separate Power Amplifier)
D Radio–CD Player Unit (Separate Power Amplifier)
Does tape player operate normally?
No
Check that RAD No.1 fuse is OK?
OK
Is ACC applied to power amplifier.
Yes
Check that RAD No.2 fuse is OK?
OK
Is +B applied to power amplifier.
Yes
Check that GND (wire harness side) to power amplifier is OK?
OK
Is ACC applied to radio assembly?
Yes
Is +B applied to radio assembly?
Yes
Check that GND (wire harness side) to radio assembly is OK?
OK
Does continuity exist in speaker wire harness?
Yes
Temporarily install another speaker. Functions OK?
No
Hiss noise from speaker?
Yes
Radio assembly faulty. Recheck system after repair.
BODY ELECTRICAL – AUDIO SYSTEM
NG
Replace fuse.
No
ACC wire harness faulty.
NG
Replace fuse.
No
+B wire harness faulty.
NG
GND faulty.
No
Power amplifier faulty.
No
Power amplifier faulty.
NG
GND faulty.
No
Speaker wire harness faulty.
Yes
Speaker faulty.
No
Power amplifier faulty.
Recheck system after repair.
Author :
BE–95
V08239
Date :
2315