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:
Vehicle Speed Sensor Malfunction (B2283)
DESCRIPTION
The skid control ECU converts wheel speed sensor signals into 4-pulse signals
and sends them to the combination meter. After this signal is converted into a more
precise rectangular waveform by the waveform shaping circuit inside the combinati ...
Intake Air Control Valve Actuator(for Tcv)
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE INTAKE MANIFOLD
(a) Remove the intake manifold (See page ).
2. REMOVE INTAKE AIR CONTROL VALVE ACTUATOR (for TCV)
(a) Remove the 2 bolts, intake air control valve actuator a ...
Cruise Control Main Switch
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE STEERING PAD
(See page )
2. REMOVE CRUISE CONTROL MAIN SWITCH
(a) Remove the 2 screws.
(b) Disconnect t ...
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