Problem Symptoms Table

WARNING: This page is about a different car, the 2006 Toyota Camry Solara. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

Inspect the "Fuse" and "Relay" before confirming the suspected area as shown in the table below.

RADIO RECEIVER ASSEMBLY

OTHERS PROBLEM SYMPTOMS REFERENCE OTHERS PROBLEM SYMPTOMS REFERENCE

Symptom	Suspected area	Refer to
Pressing power switch does not start system.	1. Power source circuit (radio receiver assembly)	RADIO RECEIVER POWER SOURCE CIRCUIT
Pressing power switch does not start system.	2. Radio receiver assembly	RADIO RECEIVER
A audio system cannot be operated.	1. Steering pad switch circuit	STEERING PAD SWITCH CIRCUIT
A audio system cannot be operated.	2. Radio receiver assembly	RADIO RECEIVER
No sound can be heard (Separate type amplifier).	1. Power source circuit (stereo component amplifier assembly)	RADIO RECEIVER POWER SOURCE CIRCUIT
	2. AMP sound signal circuit	AMP SOUND SIGNAL CIRCUIT
	3. Speaker circuit	SPEAKER CIRCUIT
	4. AVC-LAN circuit	AVC-LAN CIRCUIT
	5. AMP mute signal circuit	AMP MUTE SIGNAL CIRCUIT (FROM RADIO RECEIVER ASSEMBLY)
	6. Stereo component amplifier assembly	STEREO COMPONENT AMPLIFIER
	7. Radio receiver assembly	RADIO RECEIVER
No sound can be heard (Built-in type amplifier).	1. Power source circuit (radio receiver assembly)	RADIO RECEIVER POWER SOURCE CIRCUIT
	2. Speaker circuit	SPEAKER CIRCUIT
	3. Radio receiver assembly	RADIO RECEIVER
Sound quality is bad in all modes (volume is too low). (Separate type amplifier)	1. Power source circuit (radio receiver assembly)	RADIO RECEIVER POWER SOURCE CIRCUIT
	2. Power source circuit (stereo component amplifier assembly)	RADIO RECEIVER POWER SOURCE CIRCUIT
	3. Speaker circuit	SPEAKER CIRCUIT
	4. AMP sound signal circuit	AMP SOUND SIGNAL CIRCUIT
	5. Sound quality is bad in all modes (volume is too low)	SOUND QUALITY IS BAD IN ALL MODES (VOLUME IS TOO LOW)
Sound quality is bad in all modes (volume is too low). (Built-in type amplifier)	1. Power source circuit (radio receiver assembly)	RADIO RECEIVER POWER SOURCE CIRCUIT
	2. Speaker circuit	SPEAKER CIRCUIT
	3. Sound quality is bad in all modes (volume is too low)	SOUND QUALITY IS BAD IN ALL MODES (VOLUME IS TOO LOW)
Noise occurs.	-	NOISE OCCURS
Radio broadcast cannot be received (bad reception).	-	RADIO BROADCAST CANNOT BE RECEIVED (BAD RECEPTION)
CD cannot be inserted or is ejected right after insertion.	1. Power source circuit (radio receiver assembly)	RADIO RECEIVER POWER SOURCE CIRCUIT
CD cannot be inserted or is ejected right after insertion.	2. CD cannot be inserted or is ejected right after insertion	CD CANNOT BE EJECTED
CD cannot be ejected.	1. Power source circuit (radio receiver assembly)	RADIO RECEIVER POWER SOURCE CIRCUIT
CD cannot be ejected.	2. CD cannot be inserted or is ejected right after insertion	CD CANNOT BE EJECTED
Sound quality is bad only when playing CD (volume is too low).	-	SOUND QUALITY IS BAD IN ALL MODES (VOLUME IS TOO LOW)
CD sound skips.	-	CD SOUND SKIPS
Cassette tape cannot be inserted or played.	1. Power source circuit (radio receiver assembly)	RADIO RECEIVER POWER SOURCE CIRCUIT
Cassette tape cannot be inserted or played.	2. Cassette tape cannot be inserted or played	CASSETTE TAPE CANNOT BE EJECTED
Cassette tape cannot be ejected.	1. Power source circuit (radio receiver assembly)	RADIO RECEIVER POWER SOURCE CIRCUIT
Cassette tape cannot be ejected.	2. Cassette tape cannot be ejected	CASSETTE TAPE CANNOT BE EJECTED
Sound quality is bad only when playing tape.	-	SOUND QUALITY IS BAD ONLY WHEN PLAYING TAPE
Tape is tangled due to incorrect tape speed or auto-reverse malfunction.	-	TAPE IS TANGLED DUE TO INCORRECT TAPE SPEED OR AUTO-REVERSE MALFUNCTION
Automatic sound characteristic function does not operate normally.	1. Convertible top open/close signal circuit	CONVERTIBLE ROOF OPEN/CLOSE SIGNAL CIRCUIT

STEERING PAD SWITCH

RADIO RECEIVER ASSEMBLY (SEPARATE TYPE AMPLIFIER) TERMINALS VOLTAGE SPECIFICATIONS RADIO RECEIVER ASSEMBLY (SEPARATE TYPE AMPLIFIER) TERMINALS VOLTAGE SPECIFICATIONS

Symptom	Suspected area	Refer to
A audio system cannot be operated with steering pad switch.	1. Steering pad switch circuit	STEERING PAD SWITCH CIRCUIT
A audio system cannot be operated with steering pad switch.	2. Radio receiver assembly	RADIO RECEIVER

OTHERS

RADIO RECEIVER ASSEMBLY (BUILT-IN TYPE AMPLIFIER) VOLTAGE SPECIFICATIONS RADIO RECEIVER ASSEMBLY (BUILT-IN TYPE AMPLIFIER) VOLTAGE SPECIFICATIONS

Symptom	Suspected area	Refer to
Radio receiver cannot be dimmed in night time.	1. Illumination circuit	ILLUMINATION CIRCUIT
Radio receiver cannot be dimmed in night time.	2. Radio receiver assembly	RADIO RECEIVER