Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Data Signal Circuit between Radio Receiver and Stereo Jack Adapter

DESCRIPTION

The stereo jack adapter assembly sends the sound data signal or image data signal from a USB device to the radio and display receiver assembly via this circuit.

WIRING DIAGRAM

PROCEDURE

(a) Disconnect the G106 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 G106-2 (US1-) - G5-9 (UDO-) Always Below 1 Ω G106-3 (US1+) - G5-10 (UDO+) Always Below 1 Ω G106-5 (USG1) - G5-12 (UJSS) Always Below 1 Ω G106-2 (US1-) or G5-9 (UDO-) - Body ground Always 10 kΩ or higher G106-3 (US1+) or G5-10 (UDO+) - Body ground Always 10 kΩ or higher G106-5 (USG1) or G5-12 (UJSS) - 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