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:
Driver Side Seat Belt Warning Light does not Operate
DESCRIPTION
When the ignition switch is ON, the center airbag sensor assembly transmits front
seat inner belt status signals to the combination meter assembly through CAN. If
the driver seat belt is not fastened, the combination meter assembly blinks the ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT GENERATOR PULLEY WITH CLUTCH
(a) Hold the center of the pulley, and confirm that the outer ring turns
counterclockwise and does not turn clockwise.
Text in Illustration
*1
...
Power Seat does not Return to Memorized Position
DESCRIPTION
When either the M1 or M2 switch is pressed, the outer mirror control ECU assembly
LH sends a switch signal to the main body ECU (driver side junction block assembly)
via CAN communication. Then, the main body ECU (driver side junction block as ...
0.1713