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:
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) Data of the system can be read from the Data Link Connector 3 (DLC3) of the
vehicle. Therefore, when the system seems to be malfunctioning, use the Techstream
to check for a malfunction and repair it.
2. CHECK DLC3
( ...
Clearance Warning Buzzer Circuit
DESCRIPTION
This circuit consists of the No. 1 clearance warning buzzer and clearance warning
ECU assembly. An ECU-excited type buzzer is used. The ECU operates the buzzer using
a sound pattern that changes depending on the distance to the obstacle.
WIRI ...
Cruise Control Switch Circuit
DESCRIPTION
The cruise control main switch operates 7 functions: SET, -, TAP-DOWN, RES, +,
TAP-UP, and CANCEL. The SET, TAP-DOWN, and - functions, and the RES, TAP-UP, and
+ functions are operated with the same switch. The cruise control main switch is
...
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