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

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