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:
Relay
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT HORN RELAY (ENGINE ROOM JUNCTION BLOCK ASSEMBLY)
(a) Remove the engine room junction block assembly from the engine room
relay block (See page ).
...
Mass or Volume Air Flow Circuit Low Input (P0102,P0103)
DESCRIPTION
The mass air flow meter is a sensor that measures the amount of air flowing through
the throttle valve. The ECM uses this information to determine the fuel injection
time and to provide the appropriate air-fuel ratio.
Inside the mass air flow ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL NO. 3 PARKING BRAKE CABLE ASSEMBLY
(a) Install the No. 3 parking brake cable assembly with the bolt and 4 nuts.
Torque:
Nut (A) :
5.4 N·m {55 kgf·cm, 48 in·lbf}
Nut (B) :
6.0 N·m {61 kgf·cm, 53 in·lbf}
Bolt ...
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