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Problem Symptoms Table

WARNING: This page is about a different car, the 2008 Toyota Yaris. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

Use the table below to determine the cause of the problem symptom. The potential causes of the symptom are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

Audio Function 

PROBLEM SYMPTOMS CHART - AUDIO FUNCTION

Symptom Suspected area
Noise occurs 1. Proceed to "NOISE OCCURS "
2. Radio Receiver
Pressing power switch does not turn on system 1. Proceed to "PRESSING POWER SWITCH DOES NOT TURN ON SYSTEM "
2. Proceed to "RADIO RECEIVER POWER SOURCE CIRCUIT "
3. Radio Receiver
No sound can be heard from speakers 1. Proceed to "NO SOUND CAN BE HEARD FROM SPEAKERS "
2. Proceed to "SPEAKER CIRCUIT "
3. Proceed to "RADIO RECEIVER POWER SOURCE CIRCUIT "
4. Radio Receiver
Sound quality is bad only when CD is played (volume is too low) 1. Proceed to "SOUND QUALITY IS BAD ONLY WHEN CD IS PLAYED (VOLUME IS TOO LOW) "
2. Proceed to "SPEAKER CIRCUIT "
3. Radio Receiver
CD cannot be ejected 1. Proceed to "CD CANNOT BE EJECTED "
2. Proceed to "RADIO RECEIVER POWER SOURCE CIRCUIT "
3. Radio Receiver
CD cannot be inserted or CD is ejected right after insertion 1. Proceed to "CD CANNOT BE INSERTED OR IS EJECTED RIGHT AFTER INSERTION "
2. Proceed to "RADIO RECEIVER POWER SOURCE CIRCUIT "
3. Radio Receiver
CD sound skips 1. Proceed to "CD SOUND SKIPS "
2. Radio Receiver
Radio broadcast cannot be received (bad reception) 1. Proceed to "RADIO BROADCAST CANNOT BE RECEIVED (BAD RECEPTION) "
Poor sound quality in all modes (low volume) 1. Proceed to "POOR SOUND QUALITY IN ALL MODES (LOW VOLUME) "
2. Proceed to "SPEAKER CIRCUIT "
3. Radio Receiver
External device sound cannot be heard or sound quality is bad (stereo jack is used) 1. Proceed to "SOUND SIGNAL CIRCUIT BETWEEN RADIO RECEIVER AND STEREO JACK ADAPTER "
2. Radio Receiver