Toyota Tacoma (2015-2018) Service Manual: 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 R28 radio and display 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 |
|---|---|---|
|
N3-2 (UDO-) - R28-2 (UDO-) |
Always |
Below 1 Ω |
|
N3-3 (UDO+) - R28-3 (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 |
| OK | .gif) |
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
DESCRIPTION
The No. 1 stereo jack adapter assembly sends the sound signal from an external
device to the radio and display receiver assembly via this circuit.
If there is an open or short in the c ...
Data Signal Circuit between Radio Receiver and Extension Module
DESCRIPTION
The stereo component tuner assembly sends the image data signal to the radio
and display receiver assembly via this circuit.
WIRING DIAGRAM
PROCEDURE
1.
CHEC ...
Other materials:
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the causes of the problem symptom.
The potential causes of the symptoms are listed in order of probability
in the "Suspected Area" column of the table. Check each symptom by checking
the suspected area ...
Precaution
PRECAUTION
1. EXPRESSIONS OF IGNITION SWITCH
The type of ignition switch used on this model differs depending on the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch (Position)
Engine S ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Trouble Codes.
(e) Check DTCs and then write them down.
HINT:
Refer to the Techstream operator's manual ...
