Toyota Venza: Diagnosis System

Toyota Venza Service Manual / Theft Deterrent / Keyless Entry / Smart Key System(for Start Function) / Diagnosis System

DIAGNOSIS SYSTEM

1. DESCRIPTION

(a) Push-button start function data and the Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3) of the vehicle. When the function 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

(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 POWER MANAGEMENT CONTROL ECU (a) Disconnect the D42 and D43 connectors. (b) Measure the voltage and resistance according to the value(s) in the table below. ...

Dtc Check / Clear

DTC CHECK / CLEAR 1. CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Starting Co ...

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Dtc Check / Clear
DTC CHECK / CLEAR 1. CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON and turn the Techstream on. (c) Enter the following menus: Body Electrical / Trouble Codes. (d) Check for DTCs. 2. CLEAR DTC (a) Connect the Techst ...

Removal
REMOVAL PROCEDURE 1. REMOVE UPPER CONSOLE PANEL SUB-ASSEMBLY (w/o Seat Heater System) 2. REMOVE UPPER CONSOLE PANEL SUB-ASSEMBLY (w/ Seat Heater System) 3. REMOVE NO. 2 CONSOLE BOX CARPET 4. REMOVE CONSOLE BOX ASSEMBLY 5. REMOVE AIR CONDITION ...

Removal
REMOVAL PROCEDURE 1. PRECAUTION CAUTION: Be sure to read Precaution thoroughly before servicing (See page ). 2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) bat ...