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 TRANSFER ASSEMBLY (a) Install the transfer assembly to the transaxle assembly with 2 new bolts and the 6 nuts. Torque: 69 N·m {700 kgf·cm, 51 ft·lbf} NOTICE: Install the transfer ...

Removal
REMOVAL CAUTION / NOTICE / HINT HINT: When installing new name plates and emblem, heat the vehicle body, name plates and emblem using a heat light. Heating Temperature Item Temperature Vehicle Body 40 to ...

Short in Front Passenger Side Squib Circuit (B1805/52-B1808/52)
DESCRIPTION The front passenger side squib circuit consists of the center airbag sensor assembly and front passenger airbag assembly. The center airbag sensor assembly uses this circuit to deploy the airbag when deployment conditions are met. These DTCs ...

© 2016-2025 Copyright www.tovenza.com

0.1341