Toyota Venza: Diagnosis System

Toyota Venza Service Manual / Lighting (int) / Lighting System / Diagnosis System

DIAGNOSIS SYSTEM

1. DESCRIPTION

(a) Lighting system data can be read from the Data Link Connector 3 (DLC3) of the vehicle. 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 ).

3. INSPECT 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 2F main body ECU (driver side junction block assembly) connectors. (b) Measure the voltag ...

Data List / Active Test

DATA LIST / ACTIVE TEST 1. DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuator and other items to be read without removing any pa ...

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Data List / Active Test
DATA LIST / ACTIVE TEST 1. USING TECHSTREAM (a) Connect the Techstream to the DLC3. (b) Monitor the ECU data by following the prompts on the Techstream screen. HINT: The Techstream has a "Snapshot" function which records the monitored data. Refe ...