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 .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.
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:
Inspection
INSPECTION
PROCEDURE
1. INSPECT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH
(a) Apply positive (+) battery voltage to connector terminal 2 (B).
NOTICE:
Do not apply positive (+) battery voltage to any terminals other than
terminal 2 ...
Customizing the features by using the multi-information display (vehicles with
TFT type multi-information display)
Press the “SETUP” button while the vehicle is stopped.
The “Custom Settings” screen is displayed on the multi-information display.
If left idle for approximately 10 seconds, the display will revert to the previous
screen.
Select the setting yo ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
HINT:
When the air conditioning system functions properly, DTC B1400/00 is output.
Air Conditioning System
DTC Code
Detection Item
Trouble Area
Memory*3
See page
...
0.1449