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:
Removal
REMOVAL
PROCEDURE
1. PRECAUTION
(See page )
2. ALIGN FRONT WHEELS FACING STRAIGHT AHEAD
3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-)
battery terminal to disab ...
Back Door cannot be Opened
DESCRIPTION
When the back door cannot be opened, one of the following may be malfunctioning:
1) power back door ECU (power back door motor unit)*1 or back door closer ECU (multiplex
network door ECU)*2, 2) back door lock assembly, 3) back door opener swit ...
Removal
REMOVAL
PROCEDURE
1. REMOVE REAR DOOR SCUFF PLATE LH
2. DISCONNECT REAR DOOR OPENING TRIM WEATHERSTRIP LH
3. REMOVE TONNEAU COVER ASSEMBLY (w/ Tonneau Cover)
4. REMOVE DECK BOARD ASSEMBLY
5. REMOVE NO. 3 DECK BOARD SUB-ASSEMBLY
6. REMOVE ...
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