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:
System Description
SYSTEM DESCRIPTION
1. DESCRIPTION OF OCCUPANT CLASSIFICATION SYSTEM
(a) GENERAL DESCRIPTION
(1) In the occupant classification system, the occupant classification ECU calculates
the weight of the occupant based on signals from the occupant classification ...
Noise Occurs from Generator while Engine is Running
PROCEDURE
1.
CHECK LOOSENESS OF V-RIBBED BELT
(a) Check the tension of the belt by pushing it down with a finger.
OK:
The tension of the belt is enough.
NG
REPLACE V-RIBBED BELT TENSIONER ASSEMBLY
...
High Temperature Adjustment
HIGH TEMPERATURE ADJUSTMENT
PROCEDURE
1. ADJUST FLUID LEVEL AT HIGH TEMPERATURE
CAUTION:
Use caution while the engine is idling and the cooling fan is operating.
Be careful not to burn yourself when the automatic transaxle fluid temperature ...
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