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
Meter
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 ...
Other materials about Toyota Venza:
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the windshield deicer system.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...
Customize Parameters
CUSTOMIZE PARAMETERS
1. CUSTOMIZE LIGHTING SYSTEM (EXT)
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 ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
HINT:
If a trouble code is displayed during the DTC check, inspect the circuit listed
for that code. For details of each code, refer to the relevant page listed under
respective "DTC Code" in the DTC chart.
Tire P ...
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