Toyota Tacoma (2015-2018) Service Manual: Data Signal Circuit between Stereo Jack Adapter and Extension Module

Toyota Tacoma (2015-2018) Service Manual / Navigation / Multi Info Display / Navigation System / Data Signal Circuit between Stereo Jack Adapter and Extension Module

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 N22 navigation receiver assembly connector.

(b) Disconnect the N3 No. 1 stereo jack adapter assembly connector.

Standard Resistance:

Tester Connection	Condition	Specified Condition
N3-2 (UDO-) - N22-2 (UDO-)	Always	Below 1 Ω
N3-3 (UDO+) - N22-3 (UDO+)	Always	Below 1 Ω
N3-2 (UDO-) - Body ground	Always	10 kΩ or higher
N3-3 (UDO+) - Body ground	Always	10 kΩ or higher

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

REPAIR OR REPLACE HARNESS OR CONNECTOR

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Sound Signal Circuit between Radio Receiver 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. If there is an open or short in the circuit, ...

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