Toyota Venza manuals

Toyota Venza: Diagnosis System

DIAGNOSIS SYSTEM

1. DESCRIPTION

(a) Diagnostic Trouble Codes (DTCs) can be read from the Data Link Connector 3 (DLC3) of the vehicle. When the rear view monitor system seems to be malfunctioning, use the Techstream to check for malfunctions and to perform repairs.

2. CHECK DLC3

(a) Check the DLC3 (See page ).


3. CAMERA SYNCHRONOUS ERROR HISTORY

HINT:

This function is used to check the date and time of occurrence when a camera synchronous error occurs.

(a) Check camera synchronous error history.

(1) Connect the Techstream to the DLC3.

(2) Turn the ignition switch to ON.

(3) Turn the Techstream on.

(4) Enter the following menus: Body Electrical / Navigation System / Utility / Camera Synchronous Error History.

(5) When an item is stored for Camera Synchronous Error History, record it before repairing the navigation receiver assembly*1 or radio and display receiver assembly*2, and television camera assembly.

  • *1: for Navigation System
  • *2: for Audio and Visual System

HINT:

Camera Synchronous Error History can store up to 5 history data items. If a new camera synchronous error occurs when 5 data items have already been stored, the oldest data is cleared and the new data is stored.

(b) Clear camera synchronous error history.

(1) When DTCs are cleared using any of the following operations, Camera Synchronous Error History will be cleared as well.

  • for Navigation System: (See page
    ).
  • for Audio and Visual System: (See page ).

  • Cleared using the Techstream.
  • Cleared using the system check mode screen.
  • Cleared using the unit check mode screen.

4. VIDEO DEVICE CONNECTION CHECK

  • for Navigation System: (See page
    ).
  • for Audio and Visual System: (See page ).

Terminals Of Ecu
TERMINALS OF ECU 1. REAR TELEVISION CAMERA ASSEMBLY (a) Disconnect the R21 rear television camera assembly connector. (b) Measure the voltage on the wire harness side connector according to the v ...

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