audio TOYOTA CAMRY 1999 Service Owner's Manual

V08250
13 Tape Player SOUND QUALITY POOR (VOLUME FAINT)

Radio±Tape Player Unit (Built±in Power Amplifier)
Functions OK if different cassette tape inserted?
Operates normally after cleaning the heads?
Does radio operate normally?
Is speaker properly installed?
Temporarily install another speaker.
Function OK?
Radio assembly faulty.Cassette tape faulty.
Head dirty.
Radio assembly faulty.
Installed properly.
Speaker faulty.

Radio±Tape Player Unit (Separate Power Amplifier)

Radio±Tape Player±CD Player Unit (Separate Power Amplifier)
Functions OK if different cassette tape inserted?
Operates normally after cleaning the heads?
Does radio operate normally?
Is speaker properly installed?
Temporarily install another speaker.
Functions OK?
Radio assembly faulty or power amplifier faulty.Cassette tape faulty.
Head dirty.
Radio assembly faulty.
Installed properly.
Speaker faulty. Ye s
No Ye s
Ye s
Ye s Ye s
Ye s
Ye s
Ye s
Ye s Ye s No
No
No
No
No
No
No
NoNo
± BODY ELECTRICALAUDIO SYSTEM
BE±105
2325 Author: Date:

V08251
14 Tape Player TAPE JAMMED, MALFUNCTION WITH TAPE SPEED OR AUTO±REVERSE
Function OK if different tape (less than 120 mints.) inserted?
Is there a foreign object inside tape player?
Operates normally after cleaning the heads?
Radio assembly faulty.Cassette tape faulty.
Remove foreign object.
Head dirty. Ye s
No
Ye s
Ye s No
No
15 Tape Player CASSETTE TAPE WILL NOT BE EJECTED

Radio±Tape Player Unit (Built±in Power Amplifier)
Does tape player operate normally?
Is auto search button of radio operating normally?
Check that RAD No.1 fuse is OK?
Is +B applied to radio assembly?
Radio assembly faulty.Cassette tape jammed.
Radio assembly faulty.
Replace fuse.
+B wire harness faulty.

Radio±Tape Player Unit (Separate Power Amplifier)

Radio±Tape Player±CD Player Unit (Separate Power Amplifier)
Does tape player operate normally?
Is auto search button of radio operating normally?
Check that RAD No.1 fuse is OK?
Is +B applied to power amplifier?
Is +B applied to radio assembly?
Radio assembly faulty.Cassette tape jammed.
Radio assembly faulty.
Replace fuse.
+B wire harness faulty.
Power amplifier faulty. No
Ye s
NG
OK
No No
NoNo
No
No Ye s
Ye s
Ye s
Ye s
Ye sYe s
NG
OK
BE±106
± BODY ELECTRICALAUDIO SYSTEM
2326 Author: Date:

I03355I03355
16 CD Player CD CANNOT BE INSERTED
Is CD already inserted? Eject CD.
Is auto search button of radio operating normally? Is +B applied to CD player?Radio assembly
faulty.
Check that GND wire harness side
to CD player is OK?
CD player faulty.
Check that RAD No.1 fuse is OK?
Is +B applied to power amplifier?
Check that GND (wire harness side) to radio assembly is OK?
Radio assembly faulty.Replace fuse.
+B wire harness faulty. Ye s
No
Ye s
Ye s
Ye sNo
NoNG
OK
OK
OKNG
NG No
17 CD Player CD INSERTED, BUT NO POWER
Does radio operate normally?Is ACC applied to CD player?Radio assembly
faulty.
CD player faulty.
Check that RAD No.1 and No.2 fuse is OK?
Is ACC and +B, +B2 applied to power amplifier?
Is ACC and +B, +B2 applied to radio assembly?Replace fuse.
ACC and +B, +B2 wire harness faulty.
Power amplifier faulty.
Radio assembly faulty.Ye s
Ye s
Ye s
Ye sNoNo
No
No NG
OK

Radio±CD Player Unit (Built±in Power Amplifier)

Radio±CD Player Unit (Separate Power Amplifier)

Radio±Tape Player ± CD Player (Separate Power Amplifier)
Radio±CD Player Unit (Built±in Power Amplifier)

Radio±CD Player Unit (Separate Power Amplifier)

Radio±Tape Player ± CD Player (Separate Power Amplifier)
± BODY ELECTRICALAUDIO SYSTEM
BE±107
2327 Author: Date:

I03356
18 CD Player POWER COMING IN, BUT CD PLAYER NOT OPERATING
Is CD inserted with correct side up?
Function OK if different CD inserted?
Does radio operate normally?Insert correctly.
CD faulty.
Is temperature inside cabin hot?
Protective circuit in
operation.
Has sudden temperature change
occurred inside cabin?
CD player faulty.
Does continuity exist in speaker wire harness?
Temporarily install another speaker.
Functions OK?
Hissing sound from speaker?
Radio assembly faulty.
Recheck system after repair.Speaker wire harness faulty.
Speaker faulty.
Power amplifier faulty.
Recheck system after repair. No
Ye s Ye s
Ye s
Ye s
Ye s
Ye s
Ye sYe s No
No
No
No
No No No
Radio±CD Player Unit (Built±in Power Amplifier)

Radio±CD Player Unit (Separate Power Amplifier)

Radio±Tape Player ± CD Player (Separate Power Amplifier)
Formation of condensation
due to temp. changes. BE±108
± BODY ELECTRICALAUDIO SYSTEM
2328 Author: Date:

I03357
19 CD Player SOUND JUMPS
Jumping caused by vibration.
Installed properly.
CD faulty.
Formation of condensation due to
temp. changes. No No
No
NoYe s
Ye s
Ye s Ye s Does sound jump only during strong vibration?
Is CD player properly installed?
Functions OK if different CD inserted?
Has sudden temperature change occurred inside cabin?
CD player faulty.
Radio±CD Player Unit (Built±in Power Amplifier)

Radio±CD Player Unit (Separate Power Amplifier)

Radio±Tape Player ± CD Player (Separate Power Amplifier)

Radio±CD Player Unit (Built±in Power Amplifier)

Radio±CD Player Unit (Separate Power Amplifier)

Radio±Tape Player ± CD Player (Separate Power Amplifier) 20 CD Player SOUND QUALITY POOR (VOLUME FAINT)
Functions OK if different CD inserted?
Does radio operate normally?
Is speaker properly installed?
Temporarily install another speaker.
Functions OK?
Radio assembly or CD player or Power amplifier faulty.CD faulty.
CD player faulty.
Installed properly.
Speaker faulty. Ye s
No Ye s
Ye s Ye s No
No
No
± BODY ELECTRICALAUDIO SYSTEM
BE±109
2329 Author: Date:

I03358
Does radio operate normally?
Is hiss noise produced by non±functioning speaker?
Does continuity exist in speaker wire harness?
Temporarily install another speaker.
Function OK.
Power amplifier faulty.
Recheck system after repair.CD player.
Radio assembly faulty.
Recheck system after repair.
Speaker wire harness faulty.
Speaker faulty. Ye sYe s
Ye s
Ye s No
No
NoNo 21 CD Player EITHER SPEAKER DOES NOT WORK
22 CD Player CD WILL NOT BE EJECTED
Is auto search button of radio
operating normally?Is +B applied to CD player?Radio assembly
faulty.
CD player faulty. Ye s N o
Ye s
No
Check that RAD No.1 fuse is OK?Replace fuse.
Is +B and +B2 applied to power amplifier?
Is +B and +B2 applied to radio assembly?
Radio assembly faulty.+B wire harness faulty.
Power amplifier faulty. OK
Ye s
Ye sNG
No
No
Radio±CD Player Unit (Built±in Power Amplifier)

Radio±CD Player Unit (Separate Power Amplifier)

Radio±Tape Player ± CD Player (Separate Power Amplifier)

Radio±CD Player Unit (Built±in Power Amplifier)

Radio±CD Player Unit (Separate Power Amplifier)

Radio±Tape Player ± CD Player (Separate Power Amplifier) BE±110
± BODY ELECTRICALAUDIO SYSTEM
2330 Author: Date:

I01473
23 Noise NOISE OCCURS
Does the noise occur only in the radio? It occurs in the cassette CD. (Go to step 13 or 20)
Does the noise occur in a particular place? An electric environment.No
Ye s
Ye s
Is there any additional installation part around the glass
printed antenna? (Sunshade film, telephone antenna, etc.)Does the noise stop by removing it?
Influence of the film of the noise radiation of
additional installation part.
Does the noise occur even pulling out the antenna cord
from the radio?
Check the radio. No
No
NoNo Ye s
Ye s
Ye s
Does the noise occur even pulling out the antenna
terminal on the glass surface?Mixing into the antenna cable.
Is there any adhesive stuck on the bases of the
antenna terminal, defogger terminal and bus bar?Failure of glass installation. Must plane the butyl rubber.
Does the noise occur even pulling out the defogger
terminal?Interfering noise from the defogger line and choke
coil. Does the condition get better by exchanging the
choke coil? Ye s
Ye s
Ye s No
No
No
Check the grounding of the antenna, antenna cord,
choke coil and noise filter.Exchange the choke coil.
NG
Grounding failure.
Does the condition get better by exchanging the antenna
cord?
Radiates directly to the antenna from the generation
source.Exchange the antenna cord.
NoYe s OK
± BODY ELECTRICALAUDIO SYSTEM
BE±111
2331 Author: Date:

I01474
24 Noise NOISE PRODUCED BY VIBRATION OR SHOCK WHILE DRIVING
Is speaker properly installed?
Is speaker properly installed?
With vehicle stationary lightly tap each system.
Is noise produced?
Noise produced by static electricity accumulated in the vehicle body.Installed properly.
Each system faulty. No
Ye s
No
No Ye s
Ye s BE±112
± BODY ELECTRICALAUDIO SYSTEM
2332 Author: Date:

I01475
25 Noise NOISE PRODUCED WHEN ENGINE STARTS
Whistling noise which becomes high±pitched when
accelerator strongly depressed, disappears shortly
after engine stops.Generator noise.
Whining noise occurs when A/C is operating. A/C noise.
Scratching noise occurs during sudden acceleration,
driving on rough roads or when ignition switch is turned
on.Fuel gauge noise.
Clicking sound heard when horn button is pressed,
then released. Whirring/ grating sound when pressed
continuously.Horn noise.
Murmuring sound stops when engine stops. Ignition noise.Ye s
No
No
No
No
NoYe s
Ye s
Ye s
Ye s
Tick±tock noise occurs in co±ordination with
blinking of flasher.
Noise occurs during window washer operation. Washer noise.Turn signal noise.
No
NoYe s
Ye s
Scratching noise occurs while engine is running
and continues for a while even after engine stops.
Scraping noise in time with wiper beat.Engine coolant temp. gauge noise.
Wiper noise.
Other type of noise.No
NoYe s
Ye s
± BODY ELECTRICALAUDIO SYSTEM
BE±113
2333 Author: Date:

BE0AZ±05
Z19489
Tweeter SpeakerTweeter Speaker
AMP
Instrument Panel J/B No.1

RADIO Fuse

DOME Fuse
Front SpeakerGlass Printed
Antenna (MAIN)
Diversity Only
(SUB)
Rear Speaker BE±114
± BODY ELECTRICALAUDIO SYSTEM
2334 Author: Date:
LOCATION