Toyota Venza: Radio Receiver Power Source Circuit
DESCRIPTION
This is the power source circuit to operate the radio and display receiver assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
|
1. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY POWER SOURCE) |
(a) Disconnect the E4 and E42 radio and display receiver assembly connectors.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
E4-7 (GND1) - Body ground |
Always |
Below 1 Ω |
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
E4-4 (+B1) - E4-7 (GND1) |
Always |
11 to 14 V |
|
E4-3 (ACC1) - E4-7 (GND1) |
Ignition switch ACC |
11 to 14 V |
|
E42-1 (IG) - E4-7 (GND1) |
Ignition switch ON |
11 to 14 V |
| OK | .gif) |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Microphone Circuit between Microphone and Radio Receiver
DESCRIPTION
The radio and display receiver assembly and inner rear view mirror assembly (amplifier
microphone assembly) are connected to each other using the microphone connection
detection signa ...
Front Door Speaker
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the n ...
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Vehicle Speed Signal Malfunction (B2282)
DESCRIPTION
The power management control ECU receives vehicle speed information using 2 methods.
It receives a speed signal from the meter ECU. It also receives speed information
from the meter ECU via CAN. If the information sent using these 2 methods is ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT FRONT DIFFERENTIAL CASE
(a) Using SST, rotate the front differential side gear as shown in the
illustration.
SST: 09528-52010
09528-05030
Standard:
The front differential side gear does not lock wh ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
2.
CUSTOMER PROBLEM ANALYSIS
...
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