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:
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
If a trouble code is displayed during the DTC check, inspect the trouble areas
listed for that code. For details of the code, refer to the ''See page'' below.
Front Power Seat Control System (w/ Memory)
...
Sound Signal Circuit between Navigation Receiver Assembly and Stereo Jack Adapter
DESCRIPTION
The No. 1 stereo jack adapter assembly sends the sound signal from an external
device to the navigation receiver assembly via this circuit.
The sound signal that has been sent is amplified by the navigation receiver assembly
and then is sent ...
Lost Communication with Automatic High Beam Sensor (B2432)
DESCRIPTION
The DTC is stored when the AFS ECU (headlight swivel ECU assembly) detects malfunctions
in the LIN communication system.
DTC No.
DTC Detection Condition
Trouble Area
B2432
Malfunction ...
0.1133