Toyota Venza: Navigation Voice Circuit
DESCRIPTION
This circuit is used when the voice switch of the steering pad switch assembly is pushed.
Using this circuit, the navigation receiver assembly sends signals to the stereo component amplifier assembly.
WIRING DIAGRAM
PROCEDURE
|
1. |
CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - STEREO COMPONENT AMPLIFIER ASSEMBLY) |
(a) Disconnect the E39 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 |
|---|---|---|
|
E39-2 (RL+) - E14-15 (II1+) |
Always |
Below 1 Ω |
|
E39-6 (RL-) - E14-14 (II1-) |
Always |
Below 1 Ω |
|
E14-15 (II1+) - Body ground |
Always |
10 kΩ or higher |
|
E14-14 (II1-) - Body ground |
Always |
10 kΩ or higher |
|
E14-18 (SLD1) - 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 |
AVC-LAN Circuit
DESCRIPTION
Each unit of the navigation system connected to the AVC-LAN (communication bus)
transmits switch signals via AVC-LAN communication.
If a short to +B or short to ground occurs in the AV ...
Vehicle Speed Signal Circuit between Stereo Component Amplifier and Combination
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DESCRIPTION
The stereo component amplifier assembly receives a vehicle speed signal from
the combination meter assembly to control the ASL function.
HINT:
A voltage of 12 V or 5 V is outp ...
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Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
HINT:
If a trouble code is displayed during the DTC check, inspect the trouble areas
listed for that code. For details of the code, refer to the "See page" below.
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DTC Code
...
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DESCRIPTION
DTC output mode is set by connecting terminals TC and CG of the DLC3.
DTCs are displayed by blinking of the SRS warning light.
HINT:
When each warning light stays blinking, a ground short in the wiring
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Rear Power Window LH does not Operate with Rear Power Window Switch LH
DESCRIPTION
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0.1501