Toyota Venza: Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) The certification ECU (smart key ECU assembly) control the vehicle smart key system functions. Smart key system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). In some cases, a malfunction may be occurring in the smart key system. 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 listed in order
...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
(a) Disconnect the D25 certification ECU (smart key ECU assembly) connector.
(b) Measure the voltage and resistance according ...
Other materials about Toyota Venza:
Front Airbag Sensor LH Malfunction (B1615/14)
DESCRIPTION
The front airbag sensor LH circuit consists of the center airbag sensor assembly
and front airbag sensor LH.
The front airbag sensor LH detects impacts to the vehicle and sends signals to
the center airbag sensor assembly to determine if the ...
Crankshaft Position Sensor "A" Circuit (P0335,P0339)
DESCRIPTION
The crankshaft position sensor system consists of a crank angle sensor plate
and a pickup coil.
The sensor plate has 34 teeth and is installed on the crankshaft. The pickup
coil is made of wound copper wire, an iron core and magnet. The senso ...
Installation
INSTALLATION
PROCEDURE
1. INSPECT TORQUE CONVERTER ASSEMBLY
2. INSTALL TORQUE CONVERTER ASSEMBLY
(a) Engage the splines of the input shaft and turbine runner.
(b) Engage the splines o ...
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