Inspection Procedure

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.

INSPECT STEREO COMPONENT AMPLIFIER ASSEMBLY

Measure the voltage according to the value(s) in the table below.

Standard voltage

TERMINALS VOLTAGE SPECIFICATION

Tester Connection	Condition	Specified Condition
MUTE - Body ground	Turn ignition switch to ACC, Audio system is playing --> Changing	Above 3.5 V --> Below 1 V

Fig 1: Identifying Stereo Component Amplifier Assembly Connector

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: Go to step 2

OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

CHECK HARNESS AND CONNECTOR (RADIO AND NAVIGATION ASSEMBLY - STEREO COMPONENT AMPLIFIER)

Disconnect the connectors from the radio and navigation assembly R7 and stereo component amplifier assembly S11.

Measure the resistance according to the value(s) in the table below.

Standard resistance

TERMINALS RESISTANCE SPECIFICATION

Tester Connection	Condition	Specified Condition
MUTE (R7) - MUTE (S11)	Always	Below 1 Ω
MUTE (R7) - Body ground	Always	10 kΩ or higher

Fig 2: Identifying Radio And Navigation Assembly R7 Connectors

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 3: Identifying Stereo Component Amplifier Assembly S11 Connectors

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: GO TO NEXT STEP

INSPECT RADIO AND NAVIGATION ASSEMBLY

Reconnect the stereo component amplifier assembly connector.

Measure the voltage according to the value(s) in the table below.

Standard voltage

TERMINALS VOLTAGE SPECIFICATION

Tester Connection	Condition	Specified Condition
MUTE - Body ground	Turn ignition switch to ACC	Above 3.5 V

Fig 4: Identifying Radio And Navigation Assembly R7 Connectors

NG: REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY

OK: REPLACE RADIO AND NAVIGATION ASSEMBLY