Toyota Venza: Data Signal Circuit between Navigation Receiver Assembly and Extension Module

Toyota Venza Service Manual / Navigation / Multi Info Display / Navigation System / Data Signal Circuit between Navigation Receiver Assembly and Extension Module

DESCRIPTION

The stereo component tuner assembly sends the image data signal to the navigation receiver assembly via this circuit.

WIRING DIAGRAM

PROCEDURE

1.	CHECK NAVIGATION WIRE

(a) Remove the navigation wire (See page ).

(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection	Condition	Specified Condition
V9-1 (USV4) - V5-1 (USV4)	Always	Below 1 Ω
V9-2 (US4-) - V5-2 (US4-)	Always	Below 1 Ω
V9-3 (US4+) - V5-3 (US4+)	Always	Below 1 Ω
V9-4 (UGD4) - V5-4 (UGD4)	Always	Below 1 Ω
V9-5 (USG4) - V5-5 (USG4)	Always	Below 1 Ω
V9-1 (USV4) - Body ground	Always	10 kΩ or higher
V9-2 (US4-) - Body ground	Always	10 kΩ or higher
V9-3 (US4+) - Body ground	Always	10 kΩ or higher
V9-4 (UGD4) - Body ground	Always	10 kΩ or higher
V9-5 (USG4) - Body ground	Always	10 kΩ or higher

Text in Illustration

Front view of navigation wire connector

(to Navigation Receiver Assembly)

Front view of navigation wire connector

(to Stereo Component Tuner Assembly)

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

REPLACE NAVIGATION WIRE

Sound Signal Circuit between Navigation Receiver Assembly and Stereo Jack Adapter

DESCRIPTION The No. 1 stereo jack adapter assembly sends the sound signal from an external device to the navigation receiver assembly via this circuit. The sound signal that has been sent is ampli ...

Data Signal Circuit between Navigation Receiver Assembly and Stereo Jack Adapter

DESCRIPTION The No. 1 stereo jack adapter assembly sends the sound data signal or image data signal from a USB device to the navigation receiver assembly via this circuit. WIRING DIAGRAM PROCED ...

Other materials about Toyota Venza:

Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION When troubleshooting OBD II (On-Board Diagnostics) vehicles, an OBD II scan tool (complying with SAE J1987) must be connected to the DLC3 (Data Link Connector 3) of the vehicle. Various data in the vehicle ECM ( ...

Components
COMPONENTS ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ...

Center Airbag Sensor Assembly Communication Circuit Malfunction (B1790)
DESCRIPTION The center airbag sensor assembly communication circuit consists of the occupant classification ECU and center airbag sensor assembly. DTC B1790 is recorded when a malfunction is detected in the center airbag sensor assembly communication cir ...