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:

Capacity and distribution
Cargo capacity depends on the total weight of the occupants. (Cargo capacity) = (Total load capacity) — (Total weight of occupants) Steps for Determining Correct Load Limit— (1) Locate the statement “The combined weight of occupants and cargo should ...

Rear Light Assembly
Components COMPONENTS ILLUSTRATION On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT REAR LIGHT ASSEMBLY (a) Disconnect the connector from the rear light assembly. (b) Measu ...

Automatic High Beam Camera (B124C)
DESCRIPTION The DTC is stored when the main body ECU (driver side junction block assembly) detects malfunctions in the camera (inner rear view mirror assembly). DTC No. DTC Detection Condition Trouble Area ...

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