Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter

Toyota Tacoma 2015-2018 Service Manual / Navigation / Multi Info Display / Navigation System / 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, sound cannot be heard from the speakers even if there is no malfunction in the stereo component amplifier assembly, navigation receiver assembly or speakers.

WIRING DIAGRAM

PROCEDURE

PROCEDURE

1.

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

(a) Disconnect the N25 navigation receiver assembly connector.

(b) Disconnect the N3 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

N25-25 (ADPG) - N3-8 (AUXO)

Always

Below 1 Ω

N25-26 (VAR+) - N3-5 (ARO)

Always

Below 1 Ω

N25-28 (VAL+) - N3-6 (ALO)

Always

Below 1 Ω

N25-27 (VA-) - N3-7 (ASGN)

Always

Below 1 Ω

N25-11 (AGND) - N3-9 (AGND)

Always

Below 1 Ω

N25-25 (ADPG) - Body ground

Always

10 kΩ or higher

N25-26 (VAR+) - Body ground

Always

10 kΩ or higher

N25-28 (VAL+) - Body ground

Always

10 kΩ or higher

N25-27 (VA-) - Body ground

Always

10 kΩ or higher

N25-11 (AGND) - Body ground

Always

10 kΩ or higher

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

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 PROCED ...

Data Signal Circuit between Navigation Receiver Assembly and Extension Module
DESCRIPTION The stereo component tuner assembly sends the sound data signal or image data signal from a device to the navigation receiver assembly via this circuit. WIRING DIAGRAM CAUTION / NOT ...

Other materials:

Theft Deterrent System Presence Detection (B279C,B279C95)
DESCRIPTION If an ECM that is incompatible with the engine immobiliser system is installed, the ECM stores this DTC. DTC No. DTC Detection Condition Trouble Area DTC Output Confirmation Operation B279C*1 An ECM that is incom ...

Wireless remote control battery
Replace the battery with a new one if it is discharged. ■ You will need the following items: Lithium battery CR2032 ■ Replacing the battery Remove the cover using a coin protected with tape etc. Remove the discharged transmitter battery. Insert a new battery with the “+” te ...

Utility
UTILITY NOTICE: If the forward recognition camera has been replaced with a new one or the windshield glass has been removed and installed, it is necessary to perform Forward Recognition Camera Axis Adjustment. If the system is turned on without performing Forward Recognition Ca ...

© 2011-2023 Copyright www.ttguide.net