Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Input / Output Signal Circuit

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Audio, Visual, Telematics / Audio / Video / Active Noise Control System / Input / Output Signal Circuit

DESCRIPTION

The stereo component equalizer assembly uses this circuit to send and receive signals to and from the stereo component assembly.

WIRING DIAGRAM

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (STEREO COMPONENT EQUALIZER ASSEMBLY - STEREO COMPONENT AMPLIFIER ASSEMBLY)

(a) Disconnect the G68 stereo component equalizer assembly connector.

(b) Disconnect the G69 stereo component amplifier assembly connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

G68-12 (CH1+) - G69-8 (AN1+)

Always

Below 1 Ω

G68-26 (CH1-) - G69-16 (AN1-)

Always

Below 1 Ω

G68-11 (CH2+) - G69-7 (AN2+)

Always

Below 1 Ω

G68-25 (CH2-) - G69-15 (AN2-)

Always

Below 1 Ω

G68-10 (CH3+) - G69-6 (AN3+)

Always

Below 1 Ω

G68-24 (CH3-) - G69-14 (AN3-)

Always

Below 1 Ω

G69-13 (ASG1) - Body ground

Always

10 kΩ or higher

G68-17 (ACNT) - G69-3 (ACNT)

Always

Below 1 Ω

G68-12 (CH1+) or G69-8 (AN1+) - Body ground

Always

10 kΩ or higher

G68-26 (CH1-) or G69-16 (AN1-) - Body ground

Always

10 kΩ or higher

G68-11 (CH2+) or G69-7 (AN2+) - Body ground

Always

10 kΩ or higher

G68-25 (CH2-) or G69-15 (AN2-) - Body ground

Always

10 kΩ or higher

G68-10 (CH3+) or G69-6 (AN3+) - Body ground

Always

10 kΩ or higher

G68-24 (CH3-) or G69-14 (AN3-) - Body ground

Always

10 kΩ or higher

G68-17 (ACNT) or G69-3 (ACNT) - Body ground

Always

10 kΩ or higher
OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR
    How To Proceed With Troubleshooting

    Crankshaft Position Sensor "A" No Signal (P033531)

    See More:

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Theft Deterrent System(for Gasoline Model): Data List / Active Test
    DATA LIST / ACTIVE TEST DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful because intermittent conditions or signals may be dis ...

    Toyota Avalon (XX50) 2019-2022 Owners Manual

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual

    © 2025 Copyright www.tavalon.net
    0.0182