AUDIO AND VISUAL SYSTEM(for Radio Receiver Type) PROBLEM SYMPTOMS TABLE

Tip:

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms 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.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Table 1. Audio Function
Symptom	Suspected Area	See page
Pressing power switch does not turn on system	Proceed to "Pressing Power Switch does not Turn on System"	Click here
	Proceed to "Radio Receiver Power Source Circuit"	Click here
	Radio receiver assembly	Click here
Panel switch does not function	Proceed to "Steering Pad Switch Circuit"	Click here
Panel switch does not function	Radio receiver assembly	Click here
No sound can be heard from speakers (audio is mute)	Proceed to "Radio Receiver Power Source Circuit"	Click here
	Proceed to "No Sound can be Heard from Speakers"	Click here
	Proceed to "Speaker Circuit"	Click here
	Radio receiver assembly	Click here
Sound quality is bad in all modes (volume is too low)	Proceed to "Poor Sound Quality in All Modes (Low Volume)"	Click here
	Proceed to "Speaker Circuit"	Click here
	Radio receiver assembly	Click here
ASL does not function	Proceed to "Speed Signal Circuit"	Click here
External device sound cannot be heard or sound quality is bad (stereo jack is used)	Proceed to "Radio Receiver Power Source Circuit"	Click here
	Proceed to "Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter"	Click here
	No. 1 stereo jack adapter assembly	Click here
	Radio receiver assembly	Click here
Abnormal noise occurs	Proceed to "Noise Occurs"	Click here
Abnormal noise occurs	Radio receiver assembly	Click here
Radio broadcast cannot be received or poor reception	Proceed to "Radio Broadcast cannot be Received (Bad Reception)"	Click here
CD cannot be inserted/played or CD is ejected right after insertion	Proceed to "Radio Receiver Power Source Circuit"	Click here
	Proceed to "CD cannot be Inserted/ Played or CD is Ejected Right After Insertion"	Click here
CD cannot be ejected	Proceed to "Radio Receiver Power Source Circuit"	Click here
CD cannot be ejected	Proceed to "CD cannot be Ejected"	Click here
Sound quality is bad only when CD is played (volume is too low)	Proceed to "Sound Quality is Bad Only when CD is Played (Volume is Too Low)"	Click here
CD sound skips	Proceed to "CD Sound Skips"	Click here
Radio receiver cannot be illuminated at night	Proceed to "Illumination Circuit"	Click here
Radio receiver cannot be illuminated at night	Radio receiver assembly	Click here

Table 2. Steering Pad Switch Function
Symptom	Suspected Area	See page
Audio system cannot be operated with steering pad switch	Proceed to "Steering Pad Switch Circuit"	Click here
Audio system cannot be operated with steering pad switch	Radio receiver assembly	Click here
Steering pad switch cannot be illuminated at night	Proceed to "Illumination Circuit"	Click here
Steering pad switch cannot be illuminated at night	Radio receiver assembly	Click here

Table 3. AUX Function
Symptom	Suspected Area	See page
External device sound cannot be heard or sound quality is bad (No. 1 stereo jack adapter assembly is used)	Proceed to "Radio Receiver Power Source Circuit"	Click here
	Proceed to "Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter"	Click here
	No. 1 stereo jack adapter assembly	Click here
	Radio receiver assembly	Click here
"AUX" is not displayed on system check mode screen	Proceed to "Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter"	Click here
	No. 1 stereo jack adapter assembly	Click here
	Radio receiver assembly	Click here

Table 4. USB Audio System Function
Symptom	Suspected Area	See page
USB audio system sound cannot be heard or sound quality is bad. (USB connector is used.)	Proceed to "Data Signal Circuit between Radio Receiver and Stereo Jack Adapter"	Click here
	Proceed to "Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter"	Click here
	No. 1 stereo jack adapter assembly	Click here
	Radio receiver assembly	Click here
USB device or "iPod" is not recognized	Proceed to "USB Audio System Recognition/Play Error"	Click here
	Proceed to "Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter"	Click here
	No. 1 stereo jack adapter assembly	Click here
	Radio receiver assembly	Click here
Track information, such as track, artist and album names, is not displayed	Proceed to "USB Audio System Recognition/Play Error"	Click here
	Proceed to "Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter"	Click here
	No. 1 stereo jack adapter assembly	Click here
	Radio receiver assembly	Click here
USB device or "iPod" is recognized but cannot play, or can play but not in a sorted order	Proceed to "USB Audio System Recognition/Play Error"	Click here
	Proceed to "Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter"	Click here
	No. 1 stereo jack adapter assembly	Click here
	Radio receiver assembly	Click here