Toyota Venza manuals

Toyota Venza: Diagnosis System

DIAGNOSIS SYSTEM

1. DESCRIPTION

The main body ECU (driver side junction block assembly) and certification ECU (smart key ECU assembly) control the LIN communication system. LIN communication system data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3).

When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.

2. CHECK DLC3

(a) Check the DLC3 (See page ).


3. INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

  • If the voltage is below 11 V, recharge or replace the battery.
Terminals Of Ecu
TERMINALS OF ECU 1. CHECK MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) (a) Disconnect the 2A and 2C main body ECU (driver side junction block) connectors. (b) Disconnect the 2F main body ECU ...

Dtc Check / Clear
DTC CHECK / CLEAR 1. CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Smart Key. ...

Other materials about Toyota Venza:

Installation
INSTALLATION PROCEDURE 1. INSTALL INNER REAR VIEW MIRROR ASSEMBLY (w/o Automatic High Beam System) (a) Using a T20 "TORX" socket wrench, install the inner rear view mirror assembly with the screw. Torque: 1.5 N·m {15 kgf·cm, 13 in·lbf} (b ...

Removal
REMOVAL CAUTION / NOTICE / HINT NOTICE: Release the vacuum from the booster by depressing the brake pedal several times. Then remove the brake master cylinder from the brake booster. PROCEDURE 1. REMOVE FRONT WIPER ARM HEAD CAP 2. REMOVE FRONT WIPER AR ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the lighting system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT ...

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