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:

CD cannot be Ejected
PROCEDURE 1. CHECK OPERATION (a) Press the CD eject switch of the navigation receiver assembly for 10 seconds or more and check that the CD is ejected. OK: CD is ejected. NG REPLACE NAVIGATION RECEIVER ...

Interior Light Auto Cut Circuit
DESCRIPTION When battery saving control operates while the interior lights are on, the main body ECU (driver side junction block assembly) opens the DOME CUT relay to turn off the lights. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fu ...

Trip information
Display items can be switched by pressing the “INFO-CLOCK” button.  - Average fuel consumption (AVERAGE ECON) Displays the average fuel consumption since the function was reset. • The function can be reset by pressing and holding the “RESET ...

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