Toyota Venza: Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) The certification ECU (smart key ECU assembly) control the vehicle smart key system functions. Smart key system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). In some cases, a malfunction may be occurring in the smart key system. 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 .gif)
).
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.
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple
suspected areas are listed, the potential causes of the symptoms are listed in order
...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
(a) Disconnect the D25 certification ECU (smart key ECU assembly) connector.
(b) Measure the voltage and resistance according ...
Other materials about Toyota Venza:
Rear Airbag Sensor LH Circuit Malfunction (B1635/24)
DESCRIPTION
The side collision sensor LH circuit (to determine deployment of the front seat
side airbag assembly LH and curtain shield airbag assembly LH) is composed of the
center airbag sensor assembly, rear airbag sensor LH and side airbag sensor LH.
...
Heated Oxygen Sensor
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE NO. 1 ENGINE UNDER COVER
2. REMOVE NO. 2 ENGINE UNDER COVER
3. REMOVE FRONT EXHAUST PIPE ASSEMBLY
4. REMOVE HEATED OXYGEN SENSOR
(a) Using SST, remove the heat ...
Transmission Wire(when Using The Engine Support Bridge)
Components
COMPONENTS
ILLUSTRATION
Installation
INSTALLATION
PROCEDURE
1. INSTALL TRANSMISSION WIRE
(a) Coat the O-ring with ATF.
(b) Coat the bolt with ATF.
(c) Install the transmission ...
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