Toyota Venza manuals

Toyota Venza: Diagnosis System

DIAGNOSIS SYSTEM

1. DESCRIPTION

(a) The power back door ECU (power back door motor unit)*1 or back door closer ECU (multiplex network door ECU)*2 controls the vehicle's back door closer system functions. Back door closer system data and Diagnostic Trouble Code (DTC) can be read through the vehicle's Data Link Connector 3 (DLC3).

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

  • *1: w/ Power Back Door System
  • *2: w/o Power Back Door System

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 POWER BACK DOOR ECU (POWER BACK DOOR MOTOR UNIT) (w/ POWER BACK DOOR SYSTEM) (a) Disconnect the L20 power back door ECU connector. (b) Measure the voltage and resistan ...

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 / Back Door / ...

Other materials about Toyota Venza:

Installation
INSTALLATION PROCEDURE 1. INSTALL OUTER REAR VIEW MIRROR ASSEMBLY (a) Engage the 3 claws to install the outer rear view mirror assembly as shown in the illustration. (b) Install the 3 nuts. Tor ...

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

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 ...

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