Toyota Venza manuals

Toyota Venza: Radio Receiver Power Source Circuit

Toyota Venza Service Manual / Audio / Video / Audio And Visual System / 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

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 ...

Other materials about Toyota Venza:

Main Body ECU Communication Stop Mode
DESCRIPTION Detection Item Symptom Trouble Area Main Body ECU Communication Stop Mode "Main Body" is not displayed on "CAN Bus Check" screen of the Techstream. ...

Disassembly
DISASSEMBLY PROCEDURE 1. REMOVE GENERATOR REAR END COVER (a) Remove the 3 nuts and generator rear end cover. 2. REMOVE TERMINAL INSULATOR (a) Remove the terminal insulator from the gener ...

Satellite Radio Broadcast cannot be Selected or After Selecting Broadcast, Broadcast cannot be Added into Memory
CAUTION / NOTICE / HINT NOTICE: Some satellite radio broadcasts require payment. A contract must be made between a satellite radio company and the user. If the contract expires, it will not be possible to listen to the broadcast. PROCEDURE 1 ...

© 2016-2026 Copyright www.tovenza.com

0.1202