Toyota Venza manuals

Toyota Venza: Diagnosis System

DIAGNOSIS SYSTEM

1. DESCRIPTION

(a) The transponder key ECU assembly controls the vehicle's immobiliser system functions. Immobiliser system data and Diagnostic Trouble Code (DTC) can be read through the vehicle's Data Link Connector 3 (DLC3).

In some cases, a malfunction may be occurring in the immobiliser system even though the security indicator light is not illuminated.

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

(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery.

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are lis ...

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK TRANSPONDER KEY AMPLIFIER (a) Disconnect the D21 transponder key amplifier connector. (b) Measure the resistance according to the value(s) in the table below. HINT: Me ...

Other materials about Toyota Venza:

Removal
REMOVAL CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The procedure listed below is for the LH side. PROCEDURE 1. REMOVE REAR WHEEL 2. SEPARATE REAR SPEED SENSOR (a) Remove the bolt and se ...

Removal
REMOVAL CAUTION / NOTICE / HINT HINT: The front side fix window assembly can be reused. When installing the window, if any of the clips on the front side fix window assembly are broken, butyl tape can be used to support the glass until the a ...

On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. CHECK THROTTLE BODY ASSEMBLY (a) Check the throttle control motor operating sounds. (1) Turn the ignition switch to ON. (2) When pressing the accelerator pedal, check the operating sound of the running motor. Make sure ...

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