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 .gif)
).
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:
Luggage compartment light
1. Door position
2. Off
- Adjusting the rear personal/interior lights angle
Push the edge of the light lens.
- To prevent the battery from being discharged
►Vehicles with smart key system
If the personal/interior lights and “ENGIN ...
Cancellation of 4WD Control (C1299/99)
DESCRIPTION
If wheel slip continues, differential control will be disabled when
the torque-distribution ratio of the differential clutch exceeds the set
value and a malfunction in the output of the wheel speed sensors, etc. occurs.
If a ...
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL MULTIPLEX NETWORK DOOR ECU
(a) Connect the connector and install the multiplex network door ECU.
(b) Install the flat cable connector as shown in the illus ...
0.1481