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:

Installation
INSTALLATION PROCEDURE 1. INSTALL CENTER AIRBAG SENSOR ASSEMBLY (a) Check that the ignition switch is off. (b) Check that the cable is disconnected from the negative (-) battery terminal. CAUTION: Wait at least 90 seconds after disconnecting the cable fr ...

Short in Side Squib RH Circuit (B1820/55-B1823/55)
DESCRIPTION The side squib RH circuit consists of the center airbag sensor assembly and front seat side airbag assembly RH. The center airbag sensor assembly uses this circuit to deploy the airbag when deployment conditions are met. These DTCs are store ...

Installation
INSTALLATION PROCEDURE 1. INSTALL REAR NO. 1 SUSPENSION ARM ASSEMBLY LH (a) Temporarily install the rear No. 1 suspension arm assembly LH to the rear suspension member with the bolt and the nut. Text in Illustration *1 ...

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