Toyota 4Runner: Data Signal Circuit between Navigation Receiver Assembly 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 navigation receiver assembly via this circuit.
WIRING DIAGRAM
PROCEDURE
|
1. |
CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - NO. 1 STEREO JACK ADAPTER ASSEMBLY) |
|
(a) Disconnect the G40 navigation 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 |
|---|---|---|
|
G40-2 (US1-) - G53-2 (UDO-) |
Always |
Below 1 Ω |
|
G40-3 (US1+) - G53-3 (UDO+) |
Always |
Below 1 Ω |
|
G40-5 (USG1) - G53-5 (UJSS) |
Always |
Below 1 Ω |
|
G40-2 (US1-) - Body ground |
Always |
10 kΩ or higher |
|
G40-3 (US1+) - Body ground |
Always |
10 kΩ or higher |
|
G40-5 (USG1) - Body ground |
Always |
10 kΩ or higher |
|
*a |
Front view of wire harness connector (to Navigation Receiver Assembly) |
|
*b |
Front view of wire harness connector (to No. 1 Stereo Jack Adapter Assembly) |
| OK | .gif) |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Sound Signal Circuit between Navigation Receiver Assembly and Stereo Jack Adapter
DESCRIPTION
The No. 1 stereo jack adapter assembly sends the sound signal from an external
device to the navigation receiver assembly via this circuit.
The sound signal that has been sent is ampli ...
Mute Signal Circuit between Navigation Receiver Assembly and Stereo Component
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DESCRIPTION
This circuit sends a signal to the stereo component amplifier assembly to mute
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