Toyota Venza manuals

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

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:

Front Fog Light Circuit
DESCRIPTION The main body ECU (driver side junction block assembly) controls the fog light relay. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following inspection procedu ...

Reassembly
REASSEMBLY PROCEDURE 1. INSTALL REAR DRIVE SHAFT DUST COVER (a) Using SST and a steel plate, install a new rear drive shaft dust cover to the rear drive shaft inboard joint assembly. Text in Illustration *1 ...

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" ...

© 2016-2021 Copyright www.tovenza.com

0.2402