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 NO. 1 MANIFOLD CONVERTER INSULATOR (a) Install the No. 1 manifold converter insulator to the exhaust manifold converter sub-assembly with the 4 bolts. Torque: 12 N·m {122 kgf·cm, 9 ft·lbf} ...

Removal
REMOVAL CAUTION / NOTICE / HINT HINT: The front side fix window assembly can be reused. When installing the window, if any of the clips on the quarter window glass are broken, butyl tape can be used to support the glass until the applied adh ...

Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION (a) Diagnostic System When troubleshooting a vehicle with a diagnostic system, the only difference from the usual troubleshooting procedure is connecting the Techstream to the vehicle and reading various data output from ...

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