Toyota 4Runner manuals

Toyota 4Runner: Data Signal Circuit between Radio Receiver and Stereo Jack Adapter

Toyota 4Runner Service Manual / Audio / Visual / Telematics / Audio / Video / Audio And Visual System / Data Signal Circuit between Radio Receiver and Stereo Jack Adapter

DESCRIPTION

The No. 1 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

1.

CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - NO. 1 STEREO JACK ADAPTER ASSEMBLY)

(a) Disconnect the G51 radio and display receiver assembly connector.

(b) Disconnect the G53 No. 1 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

G51-2 (US1-) - G53-2 (UDO-)

Always

Below 1 Ω

G51-3 (US1+) - G53-3 (UDO+)

Always

Below 1 Ω

G51-5 (USG1) - G53-5 (UJSS)

Always

Below 1 Ω

G53-2 (UDO-) - Body ground

Always

10 kΩ or higher

G53-3 (UDO+) - Body ground

Always

10 kΩ or higher

G53-5 (UJSS) - Body ground

Always

10 kΩ or higher

Text in Illustration

*a

Front view of wire harness connector

(to Radio and Display Receiver Assembly)

*b

Front view of wire harness connector

(to No. 1 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 Jack Adapter
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