Toyota Avalon Service & Repair Manual: Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter

DESCRIPTION

The stereo jack adapter assembly sends the sound signal from an external device to the radio and display receiver assembly via this circuit.

WIRING DIAGRAM

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - STEREO JACK ADAPTER ASSEMBLY)

(a) Disconnect the G3 radio and display receiver assembly connector.

(b) Disconnect the G5 stereo jack adapter assembly connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

G3-14 (ADPG) - G5-5 (ADPG)

Always

Below 1 Ω

G3-10 (AGND) - G5-6 (AGND)

Always

Below 1 Ω

G3-12 (VAR+) - G5-2 (VAR+)

Always

Below 1 Ω

G3-11 (VAL+) - G5-3 (VAL+)

Always

Below 1 Ω

G3-13 (VA-) - G5-4 (VA-)

Always

Below 1 Ω

G3-14 (ADPG) or G5-5 (ADPG) - Body ground

Always

10 kΩ or higher

G3-10 (AGND) or G5-6 (AGND) - Body ground

Always

10 kΩ or higher

G3-12 (VAR+) or G5-2 (VAR+) - Body ground

Always

10 kΩ or higher

G3-11 (VAL+) or G5-3 (VAL+) - Body ground

Always

10 kΩ or higher

G3-13 (VA-) or G5-4 (VA-) - Body ground

Always

10 kΩ or higher

*a

Front view of wire harness connector

(to Radio and Display Receiver Assembly)

*b

Front view of wire harness connector

(to Stereo Jack Adapter Assembly)

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

    Sound Signal Circuit between Radio Receiver and Stereo Component Amplifier

    Speaker Circuit

    See More:

    Toyota Avalon Service & Repair Manual > Airbag System(for Gasoline Model): Front Airbag Sensor (LH) (B1615)
    DESCRIPTION The front airbag sensor LH circuit consists of the airbag ECU assembly and front airbag sensor LH. The front airbag sensor LH detects impacts to the vehicle and sends signals to the airbag ECU assembly to determine if the airbags and pretensioners should be deployed. DTC B1615 is stored ...

    Toyota Avalon Owners Manual

    Toyota Avalon Service & Repair Manual

    © 2022 Copyright www.tavalon.net
    0.0141