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:
Theft Deterrent System Presence Detection (B279C)
DESCRIPTION
If an ECM that is incompatible with the engine immobiliser system is installed,
the ECM stores this DTC.
DTC No.
DTC Detection Condition
Trouble Area
B279C
When an ECM that is incompa ...
Installation
INSTALLATION
PROCEDURE
1. REPAIR INSTRUCTION
2. INSTALL REAR DOOR LOWER OUTSIDE STRIPE
(a) Refer to the illustration to position the rear door lower outside stripe.
Standard Measurement
Dimension
Measurement
A
...
Rear Left Sensor Malfunction (C1AE6)
DESCRIPTION
The No. 1 ultrasonic sensor (rear left sensor) is installed on the rear bumper.
The ECU detects obstacles based on signals received from the No. 1 ultrasonic sensor
(rear left sensor). If the No. 1 ultrasonic sensor (rear left sensor) has an o ...
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