Toyota Venza: Sound Signal Circuit between Navigation Receiver Assembly and Stereo Component Amplifier
DESCRIPTION
The navigation receiver assembly sends a sound signal to the stereo component amplifier assembly via this circuit.
The sound signal that has been sent is amplified by the stereo component amplifier assembly, and then is sent to the speakers.
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 or speakers.
WIRING DIAGRAM
PROCEDURE
|
1. |
CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - STEREO COMPONENT AMPLIFIER ASSEMBLY) |
(a) Disconnect the E38 navigation receiver assembly connector.
(b) Disconnect the E14 stereo component amplifier assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
E14-5 (R+) - E38-1 (FR+) |
Always |
Below 1 Ω |
|
E14-4 (R-) - E38-5 (FR-) |
Always |
Below 1 Ω |
|
E14-3 (L+) - E38-2 (FL+) |
Always |
Below 1 Ω |
|
E14-2 (L-) - E38-6 (FL-) |
Always |
Below 1 Ω |
|
E14-6 (SLD) - Body ground |
Always |
10 kΩ or higher |
|
E14-5 (R+) - Body ground |
Always |
10 kΩ or higher |
|
E14-4 (R-) - Body ground |
Always |
10 kΩ or higher |
|
E14-3 (L+) - Body ground |
Always |
10 kΩ or higher |
|
E14-2 (L-) - 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 |
Speaker Circuit
DESCRIPTION
for 6 Speakers:
If there is a short in a speaker circuit, the navigation receiver assembly detects
it and stops output to the speakers.
Thus sound cannot be heard from the speakers ev ...
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 ...
Other materials about Toyota Venza:
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the smart key system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...
Removal
REMOVAL
PROCEDURE
1. REMOVE REAR DOOR SCUFF PLATE LH
2. DISCONNECT REAR DOOR OPENING TRIM WEATHERSTRIP LH
3. REMOVE TONNEAU COVER ASSEMBLY (w/ Tonneau Cover)
4. REMOVE DECK BOARD ASSEMBLY
5. REMOVE NO. 3 DECK BOARD SUB-ASSEMBLY
6. REMOVE ...
Customize Parameters
CUSTOMIZE PARAMETERS
HINT:
The following items can be customized.
NOTICE:
When the customer requests a change in a function, first make sure that
the function can be customized.
Be sure to make a note of the current settings before customiz ...
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